Control and regulation

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1. Growth is the irreversible increase in the dry mass of an organism.

2. In plants growth is restricted to regions called meristems

3. Primary plant growth occurs at apical meristems (root and shoot tips) where newly formed cells become elongated, vacuolated and differentiated .

4. Secondary growth occurs in a perennial plant at a lateral meristem called cambium.

5. Cambial…


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