Movement of Molecules
- Created by: Dom3603
- Created on: 15-04-17 10:57
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Alveoli are in the lungs. They are little pockets of air where the exchange of carbon dioxide and oxygen takes place. The exchanged is maximumised by:
- There are millions in each lung so they have a large surface area.
- Have a good blood supply.
- The capillaries that supply the blood are only one cell thick so the diffusion path…
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