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  5. Molecular basis of Inheritance / विरासत का आणविक आधार

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

  • question_answer
    Point mutation may occur due to

    A) alteration in DNA sequence

    B) change in a single base pair of DNA

    C) deletion of a segment of DNA

    D) gain of a segment in DNA

    Correct Answer: B

    Solution :

    [b] Point mutation or gene mutation involves only the replacement of one nucleotide with another or change in a single base pair of DNA.


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