biology 3 chapter 1.1 cont
- Created by: chloesheehan
- Created on: 25-10-13 17:14
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Exchange in the gut
- The villi are an efficient exchange surface for the absorption of the soluble products of digestion by diffusion or active transport
- Villi provide a large surface area and have a good blood supply
Exchange in plants
- The stomata in plant leaves allow carbon dioxide…
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