B2 T2 osmosis and transpiration
- Created by: John@11g
- Created on: 01-04-15 10:15
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Osmosis
Osmosis is the movement of water molecules across a partially permeable memebrane from a region of high concentration to a region of low concentration. A partially permeable membrane is something with very small holes in it so only water and other small molecules can pass though it.
Water uptake and loss in plants
Plant roots are covered in millions of root hairs which give…
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