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  3. Chhattisgarh PMT

Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2009

  • question_answer
    The number of bases per helical turn in ZDNA is

    A)  10                                         

    B)  11

    C)  12                                         

    D)  13

    Correct Answer: C

    Solution :

    Z-DNA is left handed DNA and possesses double helix containing zig-zag pattern, 12 base pairs per turn and 18A diameter.


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