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

  • question_answer
    Direction: Each of these questions contains two statements
    Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below.
    Assertion [A] The linked genes tend to get inherited together.
    Reason [R] The link between them fails to break.

    A) Both A and R are true and R is the correct explanation of A

    B) Both A and R are true, but R is not the correct explanation of A

    C) A is true, but R is false

    D) A is false, but R is true

    Correct Answer: A

    Solution :

    [a] Both A and R are true and R is the correct explanation of A. When two genes are close together on the same chromosome, they do not assort independently and are said to be linked. The linked gene tends to get inherited together as the link between them fails to break.


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