Combined Science GCSE
Diffusion and exchange surfaces
What Diffusion and exchange surfaces means in Combined Science GCSE, as defined for AQA.
Definition of Diffusion and exchange surfaces
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Reference: AQA
Diffusion across the membrane is fast enough to supply oxygen and nutrients to the whole cell and to remove carbon dioxide and other wastes.
Topics that use Diffusion and exchange surfaces
- Diffusion (AQA GCSE)
Related terms
- Adaptations of exchange surfaces
- Blood supply
- Cell size and organism size
- Concentration gradient
- Diffusion
- Diffusion distance
- Exchange surface
- Exchange surfaces
Using Diffusion and exchange surfaces in the exam
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