Term
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Definition
| study of structures of the body and their relationships to each other |
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Term
1. chemical
2. cellular
3. tissues
4. organs
5. organ systems
6. organism |
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Definition
| List the order of the Structure levels of life |
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Term
|
Definition
| study of functions of these body parts |
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Term
|
Definition
| all chemical reactions that occur in the body (characteristic of life) |
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Term
|
Definition
| adjusting to changes in the environment (characteristic of life) |
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Term
| growth and differentation |
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Definition
| increase in size and/or specialization of cells (characteristic of life) |
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Term
|
Definition
| producing copies of an original cell (characteristic of life) |
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Term
|
Definition
| can be internal or external (characteristic of life) |
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Term
| metabolism, responsiveness, growth and differentation, reproduction, movement |
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Definition
| List the 5 characteristics of life |
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Term
|
Definition
| fuel and building material (survival need) |
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Term
|
Definition
| necessary for cell respiration to produce energy (survival need) |
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Term
|
Definition
| medium for metabolism (survival need) |
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Term
|
Definition
| allows for movement (survival need) |
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Term
| food, oxygen, water, and pressure |
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Definition
| List the 4 survival needs. |
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Term
|
Definition
| maintenance of a constant internal environment |
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Term
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Definition
| detects change in environment (Homeostatic control mechanism) |
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Term
|
Definition
| determines the response to that change (homeostatic control mechanism) |
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Term
|
Definition
| responds to that stimulus or change--> adjusts body (homeostatic control mechanism) |
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Term
| receptor, control center, and effector |
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Definition
| List the 3 homeostatic control mechanisms |
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Term
|
Definition
| response decreases initial simulus or change |
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Term
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Definition
| response will add to that stimulus |
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Term
|
Definition
|
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Term
|
Definition
| anything that occupies space and has mass |
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Term
|
Definition
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Term
| Protons, neutrons, and electrons |
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Definition
| What are the 3 subatomic particles of an atom? |
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
|
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Term
|
Definition
| potential energy stored in the bonds of molecules |
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Term
| Adenosine triphosphate (ATP) |
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Definition
| high energy molecule that makes cellular fuel; most fundamental form of chemical energy |
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Term
|
Definition
| unique substances that can not be broken down into simpler substances; composed of identical building blocks called atoms |
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Term
|
Definition
| the number of protons for a particular atom |
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Term
|
Definition
| results from attractive forces between atoms |
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Term
|
Definition
| what are the 2 types of chemical bonds? |
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Term
|
Definition
| type of chemical bond that is the sharing of electrons |
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Term
|
Definition
| type of chemical bond that is the result of a transfer of electrons |
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Term
|
Definition
| equal sharing of electrons |
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Term
|
Definition
| unequal sharing of electrons |
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Term
|
Definition
| occurs when bonds are formed, rearranged, or broken |
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Term
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Definition
| all chemical reactions that occur in the body |
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Term
|
Definition
| all chemical reactions that occur in the body |
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Term
| Catabolic (breaking down) and anabolic (building) |
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Definition
| What are the 2 types of chemical reactions? |
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Term
|
Definition
| compounds that contain carbon |
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Term
| Carbohydrates, Lipids, Proteins, and Nucleic acids |
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Definition
| What are the 4 major organic macromolecules found in the human body? |
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
|
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Term
|
Definition
| simple sugars (smallest); simple chain or ring. |
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Term
|
Definition
| a monosaccharide that has 6 carbon sugar and is a fundamental fuel for our cells |
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Term
|
Definition
| 2 monosaccharides joined by a glycosidic bond--> An example is sucrose (glucose and fructose) |
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Term
|
Definition
| long chain of simple sugars and storage form of cimple sugars |
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Term
|
Definition
| starch in plants and glycogen in animals |
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Term
1. Readily and easily used source of cellular fuel
2. structural component of the cell (few)- part of building
3. cell identifiers |
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Definition
| What are the 3 functions of carbohydrates? |
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Term
|
Definition
| Type of lipid composed of fatty acids and glycerol; An example is triglycerides |
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Term
|
Definition
| only a simple bond between C of fatty acid chain |
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Term
|
Definition
| at least one double bond between C of fatty acid chain |
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Term
|
Definition
| Type of lipid that is modified triglycerides and one of the fatty acid tails is replaced by phosphate group |
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Term
|
Definition
| A phospholipid that has a hydrophilic head and a hydrophobic tail |
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Term
|
Definition
| Flat molecules composed of 4 interlocking rings; An example is cholesterol |
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|
Term
1. Structural component of cells
2. fuel
3. chemical messengers |
|
Definition
| What are the 3 functions of lipids? |
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Term
|
Definition
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Term
|
Definition
| building blocks of proteins that are linked by peptide bonds |
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|
Term
1. central carbon
2. amino group
3. acid group
4. R group (gives its identity) |
|
Definition
| What are the 4 parts of amino acids? |
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|
Term
1. Primary
2. Secondary
3. Tertiary
4. Quaternary |
|
Definition
| What are the 4 levels of the protein structure? |
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Term
|
Definition
| Level of protein structure that is a sequence of amino acids |
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Term
|
Definition
| Level of protein structure that is the interaction of amino acids in close proximity such as the alpha helix and pleated sheet |
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Term
|
Definition
| Level of the protein structure that is the shape of the entire chain of amino acids (how they act with the environment) |
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Term
|
Definition
| Level of protein structure that is the result of interaction of 2 or more amino acid chains such as hemoglobin |
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Term
|
Definition
| What 2 things can alter a protein's shape? |
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|
Term
1. Catalyst
2. Form of structural components
3. carriers
4. Movement
5. Identifiers |
|
Definition
| What are the 5 functions of proteins? |
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Term
|
Definition
| Polymers of nucleotides. Examples are RNA and DNA |
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Term
|
Definition
| building blocks of nucleic acids that are lonked by phosphodiester bonds |
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|
Term
| Phosphate group, Pentose sugar, and Nitrogenous Base |
|
Definition
| What are the 3 components of nucleotides? |
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Term
|
Definition
| The ribose in RNA and the deoxyribose in DNA |
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Term
|
Definition
| A nitrongenous base of adenine and guanine |
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|
Term
|
Definition
| A nitrogenous base of cytosine, thymine, and uracil |
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|
Term
| Provides information for protein synthesis and directs all metabolic functions |
|
Definition
| What are the functions of nucleic acids? |
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Term
|
Definition
| The measure of H+ concentration in a solution |
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Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
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Term
|
Definition
| molecules that regulates pH |
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Term
|
Definition
| the study of the structure and functions of cells |
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Term
|
Definition
| cells that make up the whole body |
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Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| Extracellular fluid (ECF) or interstitial fluid |
|
Definition
| a watery medium that a typical somatic cell is surrounded by |
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|
Term
| Plasma membrane, cytoplasm, nucleus |
|
Definition
| What are the 3 components of a cell? |
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Term
|
Definition
|
|
Term
|
Definition
|
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Term
|
Definition
| the control center of the cell |
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Term
| Cytosol, organelles, inclusions |
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Definition
| What are the 3 compents of the cytoplasm? |
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Term
|
Definition
| gel-like fluid that is mostly water and dissolved proteins, salts, and other solutes |
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Term
|
Definition
| "little organs" of the cell--> either membranous or non-membranous |
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Term
|
Definition
| insoluable material suspended in the cytosol |
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|
Term
| Non-membranous organelles |
|
Definition
| organelles that lack membranes |
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Term
|
Definition
| The internal scaffolding of the cell and a network of protein structures found in non-membrous organelles |
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|
Term
| Microfilaments, intermediate filaments, and microtubules |
|
Definition
| What are the 3 types of filaments found in all cells? |
|
|
Term
|
Definition
| Filament composed of actin subunits,involved in motility, shape of cell, and anchoring structures to membrane |
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Term
|
Definition
| made of different proteins and has tough, strong, fibers that are insoluble |
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Term
|
Definition
| The primary component of the cytoskeleton made of tubulin subunits that gives strength and rigidity. It also anchors major organelles and is involved in moving organelles around the cell and forms structural components of other organelles |
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Term
|
Definition
| special cytoskeleton component found in muscle cells that interacts with actin to cause contraction |
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Term
|
Definition
| paired organelle composed of microtubules; direct unit of DNA during cellular division |
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Term
|
Definition
| The cytoplasm surrounding the centrioles |
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Term
|
Definition
| Hairlike, motile extensions of the cell composed of microtubules and are usually in large numbers on 1 xposed surface. It moces secretions or fluids across the surface of the cell |
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Term
|
Definition
| anchors the cilium in the membrane |
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Term
|
Definition
| Structurally similar to the cilia but longer. Usually 1 per cell and moves the entire cell. Only human cell with it is sperm. |
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Term
|
Definition
| Composed of proteins and RNA and is the workbench of protein synthesis. It consists of 2 subunits that only become associated during protein synthesis |
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Term
|
Definition
| Type of ribosome that is attatched to endoplasmic reticulum |
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Term
|
Definition
| type of ribosome in the cytoplasm |
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Term
|
Definition
| Short extensions of the cell that increases the surface area for absorption |
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Term
|
Definition
| surrounded by own membrane |
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|
Term
| Endoplasmic Reticulum (ER) |
|
Definition
| A network of membranes connected to the nucleus and is involved in protein, lipid, and carb syntheis. IT stores materials and neutralized drugs and toxins because of different enzymes |
|
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Term
|
Definition
| has fixed ribosomes and is where proteins are made |
|
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Term
|
Definition
| Type of ER that lacks fixed ribosomes |
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Term
|
Definition
| Flattened membranous discs stacked together and is part of the intracellular membraine network. It communicates with other structures of the cell such as the ER and plasma membrane. |
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|
Term
1. Synthesize and package secretions (vesicles)
2. renews and modifies the plasma membrane
3. Packages material for use inside the cell (ex. lisosome) |
|
Definition
| What are the 3 functions of the golgi apparatus? |
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|
Term
|
Definition
| The power house of the cell and the site of the majority of ATP prodution. It has a double membrane structure and the inner membrane is folded. The very center is known as the matrix. |
|
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Term
|
Definition
| The process in which energy held in the bonds of macromolecules is used to produce ATP and involves arobic respiration |
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|
Term
1. Glycolysis
2. TCA cycle
3. Oxidative Phosphorylation |
|
Definition
| What are the 3 steps for cellular respiration? |
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Term
|
Definition
| Step during cellular respiration that occurs in the cytoplasm where one glucose molecule is broken down into 2 pyruvate molecules. A net yield of 2 ATP is produced because 4 were produced and 2 were used. Doesn't require anaerobic respiration. |
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Term
|
Definition
| Step of cellular respiration that occurs in the matric of the mitochondria and each of the pyruvate from the glycolysis step is broken dwon to produce ATP, carbon dioxide, and electron carriers. The result is 2 ATP are produced meaning there is a total of 4 ATP after this step. |
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|
Term
| Oxidative Phosphorylation |
|
Definition
| The step in cellular respiration where electrons are passed down the ETC (electron transport system) releasing energy used to make ATP. Oxygen is the final accpeter of the electrons which produces water and gives about 32 ATP. The total ATP after this step is 36. |
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Term
|
Definition
| Vesicles filled with digestive enzymes manufactured at the golgi. |
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Term
|
Definition
| Their function is the digestion of particles and defense againt pathogens |
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Term
|
Definition
| cell death--> lysosomes break open and digest the cell |
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Term
|
Definition
| Enzymes used to detoxify alcohol and hydrogen peroxides and are numerous in the liver. |
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Term
|
Definition
| common enzyme found that breaks down hydrogen peroxide |
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Term
|
Definition
| The control center of cellular operations that determines the characteristics of the cell determining the types of proteins produced by the cell |
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Term
|
Definition
| seperates nuclear contents from cytoplasm |
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Term
|
Definition
| allows for communications between the cytoplasm and the nucleus |
|
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Term
|
Definition
| fluid content of the nucleus |
|
|
Term
|
Definition
| dark staining structure in the nucleus and is the site of the initial ribosome assembly |
|
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Term
|
Definition
| the genetic material in the nucleus |
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Term
|
Definition
| Form of DNA; genetic material during non-divisional phases; DNA molecules and associated proteins appear grain |
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|
Term
|
Definition
| Form of DNA; visibile structures composed of DNA, proteins, and highly organized into individual structures present during the divisional phases |
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Term
|
Definition
| vehicle of genetic transmission that can be replicated or non-replicated |
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Term
|
Definition
| 2 chromatids that make up a replicated chromatid |
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Term
|
Definition
| Number somatic cell. Each spieces has their own amount and humans have 46 |
|
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Term
|
Definition
| Half the diploid number; the number of chromosomes in a gamete |
|
|
Term
|
Definition
|
|
Term
|
Definition
| Non-dividing phase of the cell cycle where cell growth and DNA replication occurs (S phase)- DNA synthesis |
|
|
Term
|
Definition
| Diploid cell divides to form 2 diploid cells |
|
|
Term
|
Definition
| 1 diploid cell divides to produce haploid cells (takes place in sex cells) |
|
|
Term
1. Prophase
2. Metaphase
3. Anaphase
4. Telophase |
|
Definition
| What are the 4 stages of Mitosis? |
|
|
Term
|
Definition
| Phase of mitosis where chromatin condenses, nuclear envelope and nucleolus disappear, centrioles migrate to the poles, and spindle fibers organize |
|
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Term
|
Definition
| Phase during mitosis where chromosomes move to the metaphase plate |
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Term
|
Definition
| Phase of mitosis where chromatids seperate and move to the poles |
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Term
|
Definition
| Phase of mitosis where nuclear envelopes form around the new nucleus, the nucleolus reappears, chromosomes uncoil, and spindle fibers disappear |
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Term
|
Definition
| division of the cytoplasm |
|
|
Term
1. phsyical isolation
2. regulation of exchange
3. sensitivity
4. structural suppor |
|
Definition
| What are the 4 functions of the plasma membrane? |
|
|
Term
|
Definition
| Funtion of plasma membrane that seperates the cell's contents form the ECF |
|
|
Term
|
Definition
| Function of the plasma membrane that allows the cell to respond to changes in the environment |
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|
Term
|
Definition
| Function of the plasma membrane that allows exchange bewtween the ECF and the cytoplasm |
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Term
|
Definition
| Function of the plasma membrane that creates the outerboundary |
|
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Term
|
Definition
| bilayer of phospholipids with associated proteins and carbohydrates |
|
|
Term
|
Definition
| Amphipathic and form bilayer in aqueous solutions and are most of the surface of the plasma membrane |
|
|
Term
|
Definition
| stabilize the position of the phospholipids of the plasma membrane |
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Term
|
Definition
| determine function of membrane (specializes membrane) |
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Term
|
Definition
| Protein that is part of the plasma membrane |
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Term
|
Definition
| proteins attatched to the inner/outer plasma membrane |
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Term
|
Definition
| A type of membrane protein that catalizes reactions that occur at the membrane |
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Term
|
Definition
| A type of membrane proteins that is a molecule that receives another molecule |
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|
Term
|
Definition
| A type of membrane proteins that moves substances across the membrane (transports) |
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|
Term
|
Definition
| A type of membrane protein that provides a passageway across the membrane (type of transport) |
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|
Term
|
Definition
| Only on the outer surface of the plasma membrane and usually associated with a protein or lipid forming glycoproteins or glycolipids. Forms a glycocalyx |
|
|
Term
1. Lubrication
2. Anchoring
3. movement
4. Identifiers |
|
Definition
| What are the 4 functions of membrane carbohydrates? |
|
|
Term
|
Definition
| determines what enters or leaves the cell |
|
|
Term
|
Definition
| Permits the free passage of some substances (hydrophobic molecules) and restricts the passage of others (hydrophyllic molecules) depending on if it is chemically the same. |
|
|
Term
| Diffusion, Carrier-mediated, vesicular |
|
Definition
| What are the 3 categories of transport? |
|
|
Term
|
Definition
| Movement of a substance from an area of high concentration to an area of lower concentration (passive)- substances move down a concentration gradient |
|
|
Term
|
Definition
| Diffusion of water ;water moves from lower solute concentration to higher solute concentration |
|
|
Term
|
Definition
| measure of the tendency of a solution to take up water when seperated from pure water by a selectively permeable membrane |
|
|
Term
|
Definition
| Describes the concentration of solutes of a solution relative to some other solution |
|
|
Term
|
Definition
| Has the same solute concentration and doesn't visablly affect the cell |
|
|
Term
|
Definition
| Higher solute concentration (shrinks) |
|
|
Term
|
Definition
| lower solute concentration (swells) |
|
|
Term
| Carrier-mediated transport |
|
Definition
| substance binds to a carrier protein and is moved across the membrane |
|
|
Term
|
Definition
| diffusion of a solute across a membrane with the help of transport proteins (passive) |
|
|
Term
|
Definition
| requires the input of energy; transport protein pumps molecules across a membrane and moves the colute against its concentration gradient |
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|
Term
|
Definition
| bulk transport across the membrane by the formation or release of membrane-bound vessicles |
|
|
Term
|
Definition
| transport out of the cell |
|
|
Term
|
Definition
|
|
Term
|
Definition
| Endocytosis of a liquid (drink) |
|
|
Term
|
Definition
| Endocytosis of a solid (eat) |
|
|
Term
|
Definition
|
|
Term
|
Definition
| collection of specialized cells that perform a relatively limited number of functions |
|
|
Term
| Epithelial, Connective, Muscle, Neural |
|
Definition
| What are the 4 basic types of tissues in the human body? |
|
|
Term
|
Definition
| Type of tissue that includes epithelia and glands, covers exposed surfaces, lines internal passageways and chambers, and forms glands |
|
|
Term
| Cellularity, polarity, attachment, avascularity, and regeneration |
|
Definition
| What are the 5 characteristics of epithelial tissue? |
|
|
Term
|
Definition
| A characteristic of epithelial tissue when cells are packed tightly together |
|
|
Term
|
Definition
| A characteristic of epithelial tissue when the cells have 2 surfaces that are either apical or basal |
|
|
Term
|
Definition
| A characteristic of epithelial tissue in which the basal surface is attached teo the basal lamina (basement membrane) |
|
|
Term
|
Definition
| A characteristic of epithelial tissue of lacking blood vessels |
|
|
Term
|
Definition
| A characteristic of epithelial tissue of lacking blood vessels |
|
|
Term
|
Definition
| A characteristic of epithelial tissue when cells divide quickly and have continuous replacement of lost or damaged cells |
|
|
Term
|
Definition
| A function of epithelial tissue that protects against abrasion, dehydration, and destruction by chemical or biological agents |
|
|
Term
|
Definition
| A function of epithelial tissue in which everything that enters the body must pass through epithelial lining |
|
|
Term
| Intercellular communications |
|
Definition
| Cells of epithelium are specialist at intercellular connections. It is important so cells can "stick" together physically, work in unison, and communicate with each other |
|
|
Term
| Adhesions and Communication |
|
Definition
| What are the 2 types of communication junctions? |
|
|
Term
|
Definition
| Type of communication junction that contains intercellular cement, tight junctions, and desmosomes |
|
|
Term
|
Definition
| Type of communication junction what contains gap junctions |
|
|
Term
|
Definition
| Plasma membrane proteins interlock adjacent cell membranes. This channel proteins allow molecules to pass between adjacent cells and allows cells to share a cytoplasm and act as 1 cell |
|
|
Term
| The number of layers of cells or shape of exposed cells |
|
Definition
| What is the classification of epithelial tissue based on? |
|
|
Term
|
Definition
| Type of layering with a single layer of cells, doesn't afford mechanical protection, and is found in areas of absorption |
|
|
Term
|
Definition
| Type of layering where there is more than 1 layer of cells and does afford mechanical protection |
|
|
Term
| Pseudostratified layering |
|
Definition
| Type of layering where all the cells are attached to the basement membrane but not all cells extend to apical surface |
|
|
Term
|
Definition
| A shape that is thin and irregular shaped |
|
|
Term
|
Definition
| A cell that is hexagonal or cube shaped |
|
|
Term
|
Definition
| A cell that is tall and hexagonal shaped |
|
|
Term
|
Definition
| Tissues that secrete something |
|
|
Term
|
Definition
| Glands that release secretions into the blood stream, lack ducts, and produce hormones |
|
|
Term
|
Definition
| A gland that discharges secretion into epithelial surface using ducts |
|
|
Term
|
Definition
| Mode of secretion where the secretions are packed in vesicles and leave thorugh exocytosis |
|
|
Term
|
Definition
| Mode of secretion in which the secretions are retained in the cell and released when portions of the cell are sloughed off |
|
|
Term
|
Definition
| Mode of secretion when secretions accumulate in the cell and is released when the cell ruptures and dies (the whole cell is lost) |
|
|
Term
|
Definition
| The living component of cells that give the connective tissues their identity |
|
|
Term
| Extracellular protein fibers and ground substance |
|
Definition
| What 2 things are found in the matrix of the cell? |
|
|
Term
1. Sructure
2. Transport
3. Protection
4. Storage
5. Defense |
|
Definition
| What are the 4 functions of connective tissues? |
|
|
Term
|
Definition
| The most abundant cell type that is produced in the matrix and found in every type of connective tissue proper |
|
|
Term
|
Definition
| Big cells that engulf debri and pathogens |
|
|
Term
|
Definition
|
|
Term
| Collagen, Reticular, and Elastin |
|
Definition
| What are the 3 types of protein fibers in connective tissue proper? |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
| Cells that stimulate inflamation |
|
|
Term
|
Definition
| white blood cells (defense cells) |
|
|
Term
|
Definition
| Small cells that engulf things |
|
|
Term
|
Definition
| The most common type of protein fiber that is strong and flexible |
|
|
Term
|
Definition
| A protein fiber that is similar to collagen but shorter and thinner |
|
|
Term
|
Definition
| A eleastic and rare protein fiber |
|
|
Term
|
Definition
| A dense substance in the matrix that has the consistency of maple syrup and slows the spread of pathogens |
|
|
Term
|
Definition
| Type of connective tissue proper that provides cushioning and fills the space between organs (packing material). Examples are adipose and reticular tissues. |
|
|
Term
|
Definition
| Type of connective tissue proper that gets most of if volume from protein fibers and can be either regular or irregular |
|
|
Term
| Regular dense connective tissue |
|
Definition
| Type of dense connective tissue that has protein fibers that are oriented in one direction |
|
|
Term
| Irregular dense connective tissue |
|
Definition
| Type of dense connective tissue that has interwoven fibers that protects from forces in all different directions |
|
|
Term
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Definition
| Covers surfaces of the body and is usually compoased of epithelial and connective tissue |
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Term
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Definition
| Type of membrane that lines cavities that communicate with the outside, contains glands that secrete mucus, and provides protection |
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Term
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Definition
| Type of membrane that lines closed cavities and covers organs in the closed cavities. It is made of parietal and visceral, and prodides lubrication that reduces friction |
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Definition
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Definition
| Type of membrane that is only connective tissue, lines movable joints, and provides lubrication |
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Term
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Definition
| Type of connective tissue that consists mainly of liquid matric (blood and lymph) |
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Term
| Supporting connective tissue |
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Definition
| Type of tissue that provides strong framework for the body. The matrix consists of fibers, ground substance, and sometimes deposits of insoluable calcium salts. (bone- osseous and cartilage- chondro) |
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Term
| It provides movement by showing contraction |
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Definition
| What is the main feature of muscle tissue? |
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Term
| Skeletal, cardiac, and smooth |
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Definition
| What are the 3 types of muscle tissue? |
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Term
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Definition
| Type of muscle tissue that is striated and voluntary |
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Term
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Definition
| Type of muscle tissue that is striated and voluntary |
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Term
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Definition
| Type of muscle tissue that is striated and involuntary. It is only found in the heart |
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Term
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Definition
| Type of muscle tissue that is non-straited and involuntary. It is found in hollow muscles and vessels |
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Term
| Ability to conduct electrical signals (communication tissue) |
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Definition
| What is the main feature of neural tissue? |
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Term
| Neurons and neuroglia (glial) cells |
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Definition
| What are the 2 types of neural cells? |
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Term
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Definition
| Conductive cells that are functional cells of the nervous tissue |
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Term
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Definition
| Supporting cells to neurons |
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Term
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Definition
| What level comes before the organ level of stucture? |
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Term
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Definition
| What is the term that refers to the front of the body? |
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Term
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Definition
| What do all molecules contain? |
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Term
| Equal sharing of electrons |
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Definition
| What does a nonpolar covalent bond result from? |
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Term
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Definition
| What are the building blocks (momomers) for polysaccharides? |
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Term
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Definition
| If a triglyceride has double bonds between carbons of the fatty acids it is said to be what? |
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Term
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Definition
| Which of the following is not part of an nucleotide? |
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Term
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Definition
| What is the watery medium that surrounds a cell known as? |
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Term
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Definition
| What is the basic structural and functional unit of the human body? |
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Term
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Definition
| In ________ feedback, the initial stimulus produces a response that decreases the stimulus. |
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Term
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Definition
| The stage in a cell's life cycle in which the cell performs its normal functions and prepares for division is called what? |
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Term
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Definition
| Where is the cell's DNA located? |
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Term
| Smooth endoplasmic reticulum |
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Definition
| Where does the synthesis of lipids take place? |
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Term
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Definition
| Where is most of the ATP required to power cellular operations produced? |
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Term
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Definition
| What terms is not used to define the structure that seperated the contents of a human cell from its surrounding medium? |
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Term
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Definition
| The movement of oxygen from an area of high concentration to an area of low concentration is an example of what? |
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Term
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Definition
| Composed of a bilayer of lipids |
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Term
| Cells with large numbers of mitochondria have a high energy demand |
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Definition
| What does the fact that some cells contain large numbers of mitochondria while others have relatively few or none suggest? |
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Term
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Definition
| What are the loose network of fibers formed by chromosomes in cells that aren't dividing known as? |
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Term
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Definition
| What are all of the cells of the body except the repoductive cells? |
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Term
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Definition
| Cells that have more than 1 nucleus such as skeletal muscle fiber |
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Term
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Definition
| Cells have that no nucleus like red blood cells |
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