Opening of a flower and drooping of a bud are | vedclass

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(D) The opening of a flower and the drooping of a bud are primarily controlled by differential growth rates on the upper and lower surfaces of the flo

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Epinasty

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(D) The opening of a flower and the drooping of a bud are primarily controlled by differential growth rates on the upper and lower surfaces of the floral organs.When the growth is more rapid on the inner surface,it leads to the opening of the flower (Epinasty).When the growth is more rapid on the outer surface,it leads to the closing of the flower or the drooping of a bud (Hyponasty).Therefore,these movements are classified under nastic movements,specifically Epinasty and Hyponasty,which are growth-related movements.

Opening of a flower and drooping of a bud are examples of

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