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12th Class Biology Principle Of Inheritance And Variation Question Bank MCQs - Principles of Inheritance and Variation

  • question_answer
    Which of the following most appropriately describes haemophilia?

    A) X-linked recessive gene disorder

    B) Chromosomal disorder

    C) Dominant gene disorder

    D) Recessive gene disorder

    Correct Answer: A

    Solution :

    [a] Haemophilia is an X-linked recessive gene disorder. It is a blood clotting disorder and shows criss-cross inheritance. In this, characters from father are transmitted to daughter and from mother to son.


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