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7 December 2019
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→About The Walls of the Alveoli as an Exchange Surface
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→Factors Affecting Diffusion, Osmosis and Active Transport across an Exchange Surface
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→About The Walls of the Alveoli as an Exchange Surface
→Factors Affecting Diffusion, Osmosis and Active Transport across an Exchange Surface
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Created page with "==Key Stage 3== ===Meaning=== '''Exchange surfaces''' are membranes that allow diffusion of substances across the membrane from a region of high concentratio..."
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