RAJASTHAN PMT Rajasthan - PMT Solved Paper-2009

  • question_answer
    XO chromosomal abnormality in humans causes

    A)  Turners syndrome

    B)                        Downs syndrome

    C)  Darwins syndrome

    D)  Klinefelters syndrome

    Correct Answer: A

    Solution :

    If O gamete (no X or Y) fuses with X gamete, the resulting XO zygote will survive and form a sterile female. This situation is called Turners syndrome.


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