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Grade 12th passBotany

the number of meiotic and mitotic cell divisions required to form 40 male gamets and 60 female gametes in a plant with 48 chromosome in its meiocyte

Profile image of Pooja Jha
7 Years agoGrade 12th pass
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1 Answer

Profile image of MANAV S
7 Years ago
1meiotic divisionforms 4 microspores. So no: of meiotic divisions for 40 microspore is 10. In megasporogenesis one meiotic division forms only one megaspore(other 3 get degenerated) .So no: of meiotic divisions is 60. So total= 10+60 =70

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