AQA Biology 3 - Exchange of substances Diffusion, Active transport, Osmosis and transpiration in plats and animals. 3.5 / 5 based on 3 ratings ? BiologyExchange of materialsGCSEAQA Created by: tom morrisCreated on: 19-05-11 09:34 what are the three main processes for transportation around the body? Diffusion, Osmosis, Active transport 1 of 1
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