Dissolved substances

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  • Created by: Busayoxo
  • Created on: 19-12-15 19:41
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?

Back

Preview of the front of card 3

Card 4

Front

What does partially permeable membrane mean?

Back

Preview of the front of card 4

Card 5

Front

When does diffusion happen?

Back

Preview of the front of card 5

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