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Definition
- garbage disposal of the cell
- contain digestive enzymes that break down wastes
- formed golgi body
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- aids in cell division
- organizes mitotic spindle
- usually found only in animal cells
- made of microtubules
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- boundary of the cell
- made of a phospholipid bilayer
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| all the stuff in between the organelles |
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Definition
- "powerhouse of the cell"
- makes ATP
- bound by a double membrane
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Definition
Cellular respiration occurs here to release energy for the cell to use |
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Definition
- site of protein synthesis
- found attached to rough ER or floating free in cytosol
- produced in the nucleolus
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Definition
- looks like a stack of plates
- stores, modifies, and packages proteins
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- no ribosomes
- makes lipids
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Definition
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- studded with ribosomes
- makes proteins
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Definition
- control center of the cell
- contains DNA
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Definition
| part of the nucleus where ribosomes are produced |
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Definition
- enzymes oxidize toxins and remove free-radicals
- resemble lysosomes but not from golgi body
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Definition
| extensions of the outer surface of the cell |
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Definition
- acts as skeleton and muscle
- provides shape and structure
- helps move organelles around the cell
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Term
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Definition
- concentration of solutes in ICF=concentration of solutes in ECF
- results in no net movement of water
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Term
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Definition
- concentration of solutes in ECF is less than concentration of solutes in ICF
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Term
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Definition
| concentration of solutes in the ECF is greater than the concentration of solutes in the ICF |
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Term
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Definition
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Term
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Definition
| water moves into the cell (cell swells) and red blood cells will hemolyze |
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Term
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Definition
| water moves out of the cell (cell shrinks) and red blood cells crenate |
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Term
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Definition
- chromosomes appear as duplex structures
- spindle apparatus assembled; chromosomes are attached at centromeres
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Term
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Definition
Which stage of mitosis?
nucleolus and nuclear envelope disappear |
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Term
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Definition
- microtubles pull the chromosomes to align them at the center of the cell
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Term
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Definition
- centromeres seperate
- microtubules pull sister chromatides toward the poles
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Term
chromosomes are pulled apart |
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Definition
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Definition
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Definition
- spindle apparatus disassembles
- nuclear envelope re-forms
- chromosomes begin to uncoil
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Term
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Definition
Which stage of mitosis?
nucleolus reappears |
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Term
| Interphase, prophase, metaphase, anaphase, telophase, cytokinesis |
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Definition
| List the 6 stages of the cell cycle in the correct order. |
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Term
| What are the three parts of interphase in order? |
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Definition
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Term
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Definition
- cells recovering from earlier cell division
- synthesizing components for growth and DNA synthesis
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Definition
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| cells ensure all the DNA was replicated correctly |
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Definition
- hydrophilic
- selective permeability
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Definition
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Definition
| on the surface of the layer |
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Definition
| within bilayer; functions in stability |
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Definition
| carbohydrate chains; function in cell identification and protection |
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Definition
- energy required in the form of ATP
- movement of molecules from areas of low concentration to areas of high concentration
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Term
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Definition
| movement of any molecules from areas of high concentration to areas of low concentration |
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Term
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Definition
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Term
| What does ICF and ECF stand for? |
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Definition
| intracellular fluid and extracellular fluid |
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Definition
| process of blood cell bursting |
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Definition
| process of blood cell shrinking |
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Definition
| use of carrier molecules and channel proteins to move substances into and out of the cell |
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Definition
- 3 NA+ pumped out against gradient and 2 K+ pumped in against gradient
- especially important in muscle and nerve cells
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Term
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Definition
- movement of large particles into and out of the cell
- requires energy in the form of ATP
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Definition
| movement out of the cell (secretion) |
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Definition
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Definition
| solid particles taken in-"cell eating" |
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Definition
| liquid particles taken in-"cell drinking" |
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Term
| What is the difference between mitosis and cytokinesis? |
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Definition
In mitosis, the cell seperates the chromosomes into two identical sets in two daughter nuclei.
In cytokinesis, the cytoplasm, organelles, and cell membrane divide into two daughter cells. |
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