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WB JEE Medical WB JEE Medical Solved Paper-2011

  • question_answer
    In which stage of the first meiotic division two sister chromatids are formed?

    A)  Leptotene                         

    B)  Zygotene

    C)  Pachytene                        

    D)  Diplotene

    Correct Answer: C

    Solution :

                    In pachytene substage of meiosis-I the paired homologous chromosomes divide into two sister chromatids. Thus, each bivalent is composed of four chromatids and known as tetrad.


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