Biology Unit 3 - Exchanges

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  • Created by: bexmarsh
  • Created on: 01-05-14 14:33
What is the substance moved by Diffusion & Active Transport?
Glucose
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What is Osmosis?
The movement of water from low concentration to high through a partially permeable membrane.
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What is Diffusion?
The movement of a substance from a region of high concentration to low.
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What are benefits of Sport Drink?
They replace the sugars used in energy release and replace water and ions lost during sweating.
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What is Active Transport?
Process by which dissolved molecules move across a cell membrane from a lower to a higher concentration against the concentration gradient - and therefore requires energy from the cell.
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Other cards in this set

Card 2

Front

What is Osmosis?

Back

The movement of water from low concentration to high through a partially permeable membrane.

Card 3

Front

What is Diffusion?

Back

Preview of the front of card 3

Card 4

Front

What are benefits of Sport Drink?

Back

Preview of the front of card 4

Card 5

Front

What is Active Transport?

Back

Preview of the front of card 5

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