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Pollen grain protoplast is _______

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in Biology – Class 12 by (271k points)
Pollen grain protoplast is _______

(a) large

(b) multinucleate

(c) porous

(d) uninucleate

The question was posed to me in quiz.

I'd like to ask this question from Flowering Plants Reproduction in division Sexual Reproduction in Flowering Plants of Biology – Class 12

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Right option is (d) uninucleate

Explanation: Pollen grain protoplasts are uninucleate at the beginning but at the time of liberation it becomes 2 or 3 celled. Pollen grains are the male gametes. They are present inside the pollen sacs.

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