Define tropic movement.
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Growth movements occurring in response to unidirectional external stimuli in a plant part are called tropic movements.
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Mention two functions of abscisic acid.
Draw a neat and labelled diagram showing the vertical section of a leaf.
Potato cubes when placed in water, they become turgid. What will happen to the potato cubes when they are kept in sugar solution?
What are the differences between menarche and menopause?