How do dissolved substances move into and out of cells?
Through Diffusion
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What is the definition diffusion?
The net movement of molecules from a region of high concentration to a low concentration across a partially permeable membrane down a concentration gradient
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What factor does NOT affect the rate of diffusion?
Light
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What does partially permeable membrane mean?
A membrane that allows small particles pass through it
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When does diffusion happen?
When particles are free to move
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Other cards in this set
Card 2
Front
What is the definition diffusion?
Back
The net movement of molecules from a region of high concentration to a low concentration across a partially permeable membrane down a concentration gradient
Card 3
Front
What factor does NOT affect the rate of diffusion?
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