There are sixteen chromosomes in leaf of a gymnosperm. How many chromosomes would occur in its endosperm ?

Eight
Thirty two
Sixty four
Twenty four

The correct answer is (a) Eight.

The endosperm is a triploid tissue that develops from the fusion of a haploid male gamete with a diploid female gamete. Therefore, the endosperm of a gymnosperm with 16 chromosomes in its leaf would have 8 chromosomes.

Option (b) is incorrect because it is twice the number of chromosomes in the leaf. Option (c) is incorrect because it is four times the number of chromosomes in the leaf. Option (d) is incorrect because it is the number of chromosomes in the leaf.

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