Stack #183363
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Passive transport | movement of a substance down the substance's concentration gradient
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| Concentration gradient | difference in the concentration of a substance across a space
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| equilibrium | concentration of a substance is equal throughout a space
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| diffusion | does not require energy from the cell
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| osmosis | diffusion of water through a selectively premable membrane
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| hypertonic solution | causes a cell to shrink because of osmosis
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| hypotonic solution | causes a cell to swell because of osmosis
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| isotonic solution | produces no change in cell volume because of osmosis
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| ion channel | transports protien through which ions can pass
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| Carrier protien | protien used to transport specific substances
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| Facilitated diffusion | passive transport using carrier protiens
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| active transport | movement of a substance againstnthe substance's concentration gradient
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| sodium-potassium pump | carrier protien used in active transport
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| endocytosis | movement of a substance by a vesicle to the inside of a cell
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| exocytosis | movement of a substance by a vesicle to the outside of a cell
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| receptor protein | binds to a signal molecule enableing the cell to respond to the signal molecule
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Created by:
rjaniszewski