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  4. In a flower, if the megaspore mother cell forms megaspores without undergoing meiosis and if one of the megaspores develops into an embryo sac, its nuclei would be

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Q. In a flower, if the megaspore mother cell forms megaspores without undergoing meiosis and if one of the megaspores develops into an embryo sac, its nuclei would be

Sexual Reproduction in Flowering Plants

Solution:

If meiosis does not take place in the Megaspore Mother Cell (MMC), the megaspores formed will be diploid. If one of these diploid megaspore forms the embryo sac, all the nuclei will be diploid, except for the polar cell which would be tetraploid.