VMMC VMMC Medical Solved Paper-2011

  • question_answer
    If one strand of DNA has the sequence ATCGTATG, the sequence in the complementary strand would be

    A) TAGCTTAC      

    B)        TCACATAC         

    C)         TAGCATAC      

    D)         TACGATAC

    Correct Answer: C

    Solution :

    Because of size and geometries of the bases, the only possible pairing in DNA are between G (guanine) and C (cytosine) through three H- bonds and between A (adenine) and T (thymine) through two H-bonds. Hence, ATCGTATG TAGCATAC


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