Manipal Medical Manipal Medical Solved Paper-2009

  • question_answer
    \[2n=16\]in a primary spermatocyte, which is in metaphase of first meiotic division: What shall be the total number of chromatids in each of the secondary spermatocyte?

    A)  32              

    B)  8

    C)  16               

    D)  24

    Correct Answer: C

    Solution :

     In spermatogenesis, primary spermatocyte undergoes meiosis-I and as a result of which two haploid secondary spermatocytes are formed. Thus, for the given case secondary spermatocyte possesses 8 chromosomes, ie, \[n=8\]and 16 chromatids because each chromosome divides along its length into two chromatids.


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