Diffusion Through Cell Membranes

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  • Created by: Han2812
  • Created on: 03-04-13 15:39

Diffusion Through Cell Membranes

- Gas exchange happens in the lungs

- The lungs contain millions of little air sacs called alveoli where gas exchange happens

- Alveoli are speciaised to maximise the diffusion of oxygen and CO2 

Alveoli have:

- An enormous surface…

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