Question

A pollen grain in angiosperm at the time of dehiscence from an anther could be 2 celled or 3 celled.Explain , how are the cells placed within the pollengrain when shed at a 2 celled stage

Answer 1

The two generative cells form two male ganetes during the growth of the pollen tube in the stigma.

Answer 2

Answer:

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Explanation:

In 2- cell stage the mature pollen grain contains a generative and vegetative cell, whereas in 3 -celled stage one vegetative cell and two male gametes are present. The generative cell floats in the cytoplasm of vegetative cell.

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