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  1. Sex determination of child is done by the chromosome of

    2. A.

     Father
    B.

     Mother
    C.

     Both father and mother
    D.

     None of these

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    Answer : Option A

    Explanation :

    The sex of the child depends on the male chromosome which is transferred to the offspring. This happens because males have a mismatched pair of chromosome XY which is responsible for deciding the sex of the child.

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