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NTSE Sample Paper NTSE SAT Practice Test-15

  • question_answer
    The sex of the child is detemined by

    A) Sex chromosomes carried by sperms only or sperm

    B) Sex chromosomes carried by either egg or sperm

    C) Sex chromosomes carried by eggs only

    D) Neither by chromosomes of sperm nor egg

    Correct Answer: A

    Solution :

    [a] Because sperms carry either X or Y chromosomes whereas the eggs carry only X chromosomes, so presence or absence of Y chromosome determines the sex of the child


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