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  5. Principle Of Inheritance And Variation

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

  • question_answer
    Barr body of a mammal represents :

    A) All heterochromatin in female cells

    B) All heterochromatin in male and female cells

    C) The Y chromosome in the somatic cells of male

    D) One of the two X-chromosomes in somatic cells of female

    Correct Answer: D

    Solution :

    One of the two X-chromosomes in somatic cells of female


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