Which of the following structures in Pinus are haploidA. Megaspore,integument, rootB. Endosperm,megaspore,pollen grainC. Pollen grain, leaf, rootD. Megaspore,endosperm,embryo

Which of the following structures in Pinus are haploidA. Megaspore,int

1.	Which of the following structures in Pinus are haploidA. Megaspore,integument, rootB. Endosperm,megaspore,pollen grainC. Pollen grain, leaf, rootD. Megaspore,endosperm,embryo
Answer» Correct Answer - b Because endosperm is haploid (n) and formed before fertilization and megaspore mother cell divides reductionally to form a linear tetrad of haploid megaspores and microspore (= pollengrain) is the first stage of the gametophyte (n).

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Which of the following structures in Pinus are haploidA. Megaspore,integument, rootB. Endosperm,megaspore,pollen grainC. Pollen grain, leaf, rootD. Megaspore,endosperm,embryo

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