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NEET Sample Paper NEET Sample Test Paper-76

  • question_answer
    Down's syndrome is due to

    A) non-disjunction of chromosome               

    B) duplication

    C) crossing over                               

    D) linkage

    Correct Answer: A

    Solution :

    Down's syndrome is due to the non-disjunction of 21st chromosome. The individual contains 47 chromosome in this syndrome.


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