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NEET Sample Paper NEET Sample Test Paper-85

  • question_answer
    In down's syndrome of a male child, the sex complement is

    A) XO      

    B)                    45XY

    C) 45 XX  

    D)        XXY

    Correct Answer: B

    Solution :

    [b] Down's syndrome is duetotrisomy of 21st chromosome and is an autosomal abnormality.


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