Sunday, March 13, 2011
2.53 root structure
- the branching pattern of roots increases the surface area which absoubtion
- the root hair is caused by the cell wall which is extended outwards
- there is an increase of surface area absorbtion of water
- the process of absorbtion: active transport of minerals from root
- plant takes up water
- water moves across coflex through the xylem
- this is the process of osmosis - dilute to concentrated
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just to emphasis that the conentrating of minerals in the root hair cell is what makes the water enter by osmosis
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