12th Class Biology Molecular basis of Inheritance / विरासत का आणविक आधार Question Bank Assertion and Reason - Molecular Basis of Inheritance

  • 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] Histones are basic in nature.
    Reason [R] These are rich in the amino acids lysine and arginine.
     

    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. Histones are basic in nature because these are rich in amino acids lysine and arginine which are basic in nature.


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