In Pinus / gymnosperms, the haploid structure are

In Pinus / gymnosperms, the haploid structure are

Q. In Pinus / gymnosperms, the haploid structure are

A.            megaspore, endosperm and embryo

B.            megaspore, pollen grain and endosperm

C.            megaspore, integument and root

D.            pollen grain, leaf and root

Answer: megaspore, pollen grain and endosperm

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