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    Crossing over takes place in which stage of cell division:
    Question

    Crossing over takes place in which stage of cell division:

    A.

    Leptotene

    B.

    Pachytene

    C.

    Zygotene

    D.

    Diplotene

    Correct option is B


    Crossing over, the exchange of genetic material between homologous chromosomes, takes place during the Pachytene stage of Prophase I in meiosis. This ensures genetic variation in gametes.

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