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NEET Biology Molecular basis of Inheritance / विरासत का आणविक आधार Question Bank Nucleic acid (DNA/RNA)

  • question_answer
    In a mutational event, when adenine is replaced by guanine, it is a case of [CBSE PMT 2004]

    A) Transition

    B) Transversion

    C) Frameshift mutation

    D) Transcription

    Correct Answer: A

    Solution :

    In transition, a purine (A or G) or a pyrimidine (C or T or U) in triplet code of DNA or mRNA is replaced by its type. i.e., a purine replaces purine and pyrimidine replaces pyrimidine.


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