NEET Sample Paper NEET Sample Test Paper-14

  • question_answer A man with a certain disease marries a normal woman. They have eight children (3 daughters and 5 sons). All the daughters suffer from their father's disease but none of the sons are affected. Which of the following mode of inheritance do you suggest for this disease?

    A)  Sex-linked recessive

    B)  Sex-linked dominant

    C)  Autosomal dominant

    D)  Sex-limited recessive

    Correct Answer: B

    Solution :

    The daughters receive one X chromosome from the father and one X chromosome from the mother. Since all the daughters suffer from their father's disease, the X chromosome from the father must be carrying a dominant trait.

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