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10 Cards in this Set
- Front
- Back
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Diffusion |
The movement of particles from regions of higher density to regions of lower density |
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Osmosis |
The diffusion of water or another solvent from a more dilute solution or solute through a membrane that is permeable to the solvent |
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Concentration gradient |
The difference in the concentration of a substance across a distance |
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Hypertonic |
Describes a solution whose solute concentration is higher than the solute concentration |
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Hypotonic |
Describes a solute concentration that is lower than the solute concentration |
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Isotonic |
Describes a solution whose solute concentration is equal to the solute concentration |
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Active transport |
The movement of chemical substances usually across the cell membrane ; against the concentration gradient, requires energy |
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Carrier protein |
A protein that transports substances across a cell membrane |
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Photosynthesis |
The process by which plants, algebra and some bacteria use sunlight, carbon dioxide, and water to provide carbohydrates and oxygen |
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Calvin cycle |
A biochemical pathway of photosynthesis in which carbon dioxide is converted into glucose using ATP |
