RAJASTHAN PMT Rajasthan - PMT Solved Paper-2006

  • question_answer
    The cause of Cat-cry syndrome is due to:

    A)  loss of a segment of X-chromosome

    B)  loss of a segment of 5th  chromosome

    C)  loss of segment of Y-chromosome

    D)  none of the above

    Correct Answer: B

    Solution :

    Cat-cry or en-due chat syndrome is caused by the deletion of short arm of chromosome number 5 (5p). So, the genotype of affected individual in 46, XX, 5p- in female and 46, XX, 5p- in males.


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