NEET Biology Biotechnology And Its Applications Question Bank Genetic Variation

  • question_answer
    The point mutations A to G, C to T, C to G and T to A in DNA are [JIPMER 1993]

    A) Transition, transition, transversion and transversion respectively

    B) Transition, transversion, transition and transversion respectively

    C) Transversion, transversion, transition and transition respectively

    D) All four are transition

    Correct Answer: A

    Solution :

    In transition, purine replaces purine and pyrimidine replaces pyrimidine and in transversion, a purine is replaced by pyrimidine or vice versa.


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