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8 Cards in this Set
- Front
- Back
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The movement of substances across a cell membrane without the use of energy by the cell |
Passive transport |
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The movement of particles from regions of higher density to regions of lower density |
Diffusion |
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A difference in the concentration of a substance across a distance |
Concentration gradient |
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The diffusion of water or another solvent from a more dilute solution to a more concentrated solution through a membrane that is permeable to the solvent |
Osmosis |
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Solution that has an equal concentration of dissolved particles compared with another solution |
Isotonic |
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Describes a solution whose solute concentration is higher than the solute concentration inside a cell. |
Hypertonic |
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Describes a solution whose solute concentration is lower than the solute concentration inside a cell |
Hypotonic |
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The transport of substances through a cell membrane along a concentration gradient with the aid of carrier proteins |
Facilitated diffusion |
