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  3. BHU PMT

BHU PMT BHU PMT (Screening) Solved Paper-2007

  • question_answer
    During meiosis crossing over occurs between which part of homologous chromosome?

    A)  Sister chromatids

    B)  Non-sister chromatids

    C)  Genes                                 

    D)  Alleles

    Correct Answer: B

    Solution :

                     Crossing over is the exchange of chromosomal segments between non-sister chromatids of homologous chromosomes. It occurs in pachytene stage of meiotic division I.


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