Term
| All cells have a nucleus. |
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Definition
Four of the five answers listed below are portions of a well-known theory. Select the exception.
Cells are the structural and functional components of living things.
Cells arise from preexisting cells.
All organisms are composed of cells.
Cells are the basic living unit or organization
of living things.
All cells have a nucleus. |
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Definition
Organelles that dramatically increase the cell
size, surface area and are used for storage are |
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Term
| Water cannot move through a cell wall |
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Definition
Which of the following statements concerning cell walls is NOT true?
The cell wall is located outside the plasma membrane.
Water cannot move through a cell wall.
The cell wall is more rigid than the plasma membrane.
Cell walls cannot form connections to one another. |
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Term
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Definition
| Who first "discovered" cells, using a microscope? |
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Term
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Definition
Three of the four answers listed below are bound by
membranes. Select the exception.
mitochondria
ribosome
chloroplast
vesicle |
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Term
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Definition
| This organelle is involved in lipid production and protein transport |
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Term
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Definition
| The earliest development of the microscope can be traced back to |
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Term
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Definition
| Prokaryotic cells do NOT have |
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Term
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Definition
| The permeability of the plasma membrane is |
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Term
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Definition
| Contains a thylakoid membrane |
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Term
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Definition
| Which of the following contain enzymes for intracellular digestion. |
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Term
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Definition
| Who made important advances in the area of microbiology by the discovery of infectious bacteria? |
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Term
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Definition
| Both plant and animal cells have mitochondria because they both |
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Term
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Definition
| This organelle looks like a stack of pancakes because it is folded and flattened |
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Term
| all living organisms are made up of cells |
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Definition
| One portion of the cell theory states that |
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Term
| scientific society devoted to the use of the microscope as a recreational toy |
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Definition
| "Academia dei Linicei" was a(n) |
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Term
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Definition
| Useful tool in diagnosing the tissue origin of diverse cancers is |
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Term
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Definition
| Basal bodies that form cilia and flagella originate from _____ |
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Term
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Definition
| Ribosomes are located on these organelles |
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Term
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Definition
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Term
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Definition
| The number of membranes surrounding a mitochondrion is |
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Term
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Definition
| Which of these functions to convert light energy to chemical energy that is stored in the chemical bonds of glucose or starch? |
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Term
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Definition
| Organelles used to move cell parts and made of tubulin are the |
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Term
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Definition
| Which of the following functions in by encoding hereditary information and duplicates prior to cell division? |
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Term
| In phospholipids the hydrophobic head dissolves fast in water. |
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Definition
Which statement is NOT true?
Membranes are often perforated by proteins that extend through both sides of the membrane.
The lipid bilayer functions mainly as a barrier to water soluble substances.
In phospholipids the hydrophobic head dissolves fast in water.
The current concept of a membrane can be best summarized by the fluid mosaic model.
The lipid bilayer serves as the structural basis of every cell membrane. |
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Term
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Definition
| Messengers for building proteins |
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Term
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Definition
These are the primary cellular sites for
the release of energy (as ATP) from carbohydrates (glucose) during aerobic respiration |
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Term
| scanning electron microscope |
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Definition
| The microscope that sends a beam of electrons back and forth across a specimen that has a thin coatine of metal is the |
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Term
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Definition
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Term
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Definition
| The organelle that is compared to a whip is a |
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Term
| cross connections between cell walls |
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Definition
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Term
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Definition
Four of the five answers listed below are related by the observation of cells. Select the exception.
Hooke
Galileo
Schwann
Schleiden
Virchow |
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Term
| both nuclei and mitochondria |
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Definition
| Which organelles contain DNA? |
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Term
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Definition
| If a cell did not have ribosomes, it would not be able to |
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Term
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Definition
| Move cell parts along microtubules when fueled by ATP |
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Term
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Definition
| Which of the following membrane proteins is responsible for secreting proteins? |
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Term
| DNA molecules are transported out through the pores. |
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Definition
Which of the following is NOT true concerning the nuclear envelope?
It has two lipid bilayers.
There are pores in the membrane.
Ribosomal subunits can pass out of the nucleus.
DNA molecules are transported out through the pores.
Studded with proteins. |
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Term
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Definition
| Who's observations of the heavens proved Copernicus' heliocentric theory? |
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Term
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Definition
These are the primary structures for the packaging
of cellular secretions for export from the cell. |
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Term
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Definition
Fluid-filled organelles that may store sugars, amino
acids, toxic wastes or water in cells are called |
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Term
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Definition
The hydrophobic tails of phospholipids react with water
and one another until they cluster in a sheet or film and form |
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Term
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Definition
| The intracellular digestion and disposal of biological molecules occurs inside this organelle |
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Term
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Definition
| One of the first to record biological observations with a microscope |
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Term
| lipid bilayer and proteins |
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Definition
| The cell membrane consists mainly of a |
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Term
| have at least one kink in them and contribute to the membrane fluidity |
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Definition
| Unsaturated tails of phospholipids |
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Term
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Definition
| Alcohol is degraded (broken down) by |
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Term
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Definition
| DNA synthesis occurs in the nucleus. Which organelle can digest this nucleic acid? |
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Term
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Definition
| The first cell that was seen under a microscope was a |
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Term
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Definition
| Which organelle builds organic compounds like glucose? |
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Term
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Definition
Four of the five answers listed below are familiar organelles in the cytoplasm. Select the exception.
nucleolus
mitochondria
ribosome
Golgi apparatus
chloroplast |
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Term
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Definition
| What were the first microscopic organisms called by their discoverer? |
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Term
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Definition
| Who wrote the paper "Micrographia"? |
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Term
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Definition
Which is NOT found as a part of all cells?
cell membrane
cell wall
ribosomes
DNA
RNA |
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Term
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Definition
Which of the following functions to increase cell surface area and stores substances?
microtubules
chloroplasts
Golgi bodies
DNA molecules
RNA molecules
central vacuoles
lysosomes
mitochondria
nucleoli
ribosomes |
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Term
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Definition
| These are the sites of protein synthesis. |
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Term
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Definition
| The best light microscopes can magnify |
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Term
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Definition
The packaging of proteins that will be secreted
from the cell occurs in association with this structure. |
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Term
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Definition
Which of the following functions in photosynthesis?
microtubules
chloroplasts
Golgi bodies
DNA molecules
RNA molecules
central vacuole
lysosomes
mitochondria
nucleoli
ribosomes |
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Term
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Definition
| When you breath in, you are securing oxygen mainly for this organelle. |
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Term
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Definition
Which of the following package secretions for export from the cell?
microtubules
chloroplasts
Golgi bodies
DNA molecules
RNA molecules
central vacuole
lysosomes
mitochondria
nucleoli
ribosomes |
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Term
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Definition
| These are sometimes referred to as rough or smooth, depending on the presence or absence of ribosomes. |
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Term
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Definition
| Which are the structures upon which proteins are assembled? |
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Term
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Definition
| Who is known for making the world's first "practical microscope" by devising special lenses? |
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Term
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Definition
| Who is known as the "father of microscopy"? |
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Term
| does not have a true nucleus |
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Definition
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Term
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Definition
| Organelles composed of a system of canals that transport molecules inside the cytoplasm are |
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Term
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Definition
| The idea that all living cells come from preexisting living cells was proposed by |
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Term
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Definition
| What is the most common component in an animal cell membrane? |
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Term
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Definition
| Organelles in plant cells that function in photosynthesis or storage are called |
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Term
| carbon compounds (carbohydrates) |
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Definition
| Energy stored in which of the following molecules is converted by mitochondria to a form usable by the cell? |
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Term
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Definition
| The stroma is a portions of |
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Term
| chloroplasts and centioles |
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Definition
Which of the following is best associated with plant cells?
cilia and flagella
chloroplasts and centioles
rounded shape and flexibility
cell membrane and small vesicles chloroplasts and cell wall |
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Term
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Definition
| What cell organelle is found in plant cells but NOT in animal cells? |
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Term
| both flagella and cilia but not Golgi bodies or ribosomes |
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Definition
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Term
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Definition
Which of the following is constructed at the nucleolus?
microtubules
chloroplasts
Golgi bodies
DNA molecules
RNA molecules
central vacuole
lysosomes
mitochondria
nucleoli
ribosomes |
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Term
| They bend the light coming from the specimen AND They enlarge the image |
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Definition
| What is the function of the glass lenses in a light microscope? |
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Term
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Definition
| Four of the five answers listed below are characteristics of the plasma membrane. Select the exception. |
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Term
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Definition
The father and son team of Jansseen and
Jansseen are known for inventing the |
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Term
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Definition
| Structural features that contain the protein actin and help to control the shapes of cells are |
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Term
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Definition
| Who proved William Harvey's blood circulation theory? |
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Term
| a phospholipid bilayer with embedded proteins |
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Definition
| According to the fluid mosaic model, a membrane is composed of |
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Term
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Definition
| An organelle found in the nucleus is a |
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Term
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Definition
| Cell part responsible for maintaining cell shape,internal organization, and cell movements is the |
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Term
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Definition
| Which organelle is a barrel-shaped structure and a microtubule-producing center? |
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Term
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Definition
Four of the five answers listed below are features,of plasma membrane extensions (cilia and flagella). Select the exception.
amyloplast
entriole
microtubule
basal body
9+2
array |
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Term
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Definition
| Which are examples of prokaryotes? |
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Term
| cell membrane surface area |
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Definition
|
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Term
| a hydrophobic head and a hydrophilic tail |
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Definition
| The phospholipid molecules of most membranes have |
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Term
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Definition
| Which are the sites of protein synthesis? |
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Term
| one DNA molecule and its associated proteins |
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Definition
| Scientists use the word "chromosome" to describe |
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Term
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Definition
Which of the following modern microscopes uses
beams of electrons to illuminate an object? |
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Term
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Definition
| Which of the following is not a eukaryotic cell? |
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Term
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Definition
| Which of the following are assembled from RNA and protein? |
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Term
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Definition
| Which type of junctions prevents water leakage between cells? |
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Term
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Definition
These contain enzymes and are the main
organelles of intracellular digestion. |
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Term
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Definition
| Who is known for inventing the first telescope? |
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Term
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Definition
| Who made the first microscopic descriptions of bacteria, protozoans, and spermatozoa? |
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Term
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Definition
| Aerobic respiration occurs in this organelle. |
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Term
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Definition
Which of these extract energy stored in carbohydrates,
synthesize ATP, and produce water and carbon dioxide?
microtubules
chloroplasts
Golgi bodies
DNA molecules
RNA molecules
central vacuoles
lysosomes
mitochondria
nucleoli
ribosomes |
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Term
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Definition
Which of these help distribute (move) chromosomes to the new cells during cell division?
microtubules
chloroplasts
Golgi bodies
DNA molecules
RNA molecules
central vacuoles
lysosomes
mitochondria
nucleoli
ribosomes |
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