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Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2005

  • question_answer
    If somatic cells of a human male contain single Barr body, the genetic composition of the person would be

    A)  XYY                                       

    B)  XXY

    C)  XO                                        

    D)  XXXY

    Correct Answer: B

    Solution :

    If somatic cells of a human male contain single Barr body, the genetic composition of the person would be XXY. Presence of one Barr body indicates that there will be two X-chromosomes in genetic composition of the person.


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