The two-celled stage of a mature pollen grain | vedclass

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Question

(A) In over $60\%$ of angiosperms, pollen grains are shed at the two-celled stage.These two cells are the larger vegetative cell (or tube cell) and th

Vedclass · Accepted Answer

Vegetative cell,generative cell

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(A) In over $60\%$ of angiosperms, pollen grains are shed at the two-celled stage.These two cells are the larger vegetative cell (or tube cell) and the smaller generative cell.The vegetative cell is rich in food reserves and has an irregularly shaped nucleus.The generative cell is small and floats in the cytoplasm of the vegetative cell.Therefore, the correct option is $A$.

The two-celled stage of a mature pollen grain consists of:

Similar Questions

The exine of pollen grain is made up of

The region in the exine where sporopollenin is absent is known as .......

Select the correct option in which the following terms are arranged in the correct developmental sequence:
$(A)$ Pollen grain
$(B)$ Pollen mother cell
$(C)$ Microspore tetrad
$(D)$ Male gametes
$(E)$ Sporogenous tissue

In plants,meiosis occurs in

How many pollen grains are formed from $10$ microspore mother cells by meiosis?

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