2. Solved Papers
  3. WB JEE Medical

WB JEE Medical WB JEE Medical Solved Paper-2012

  • question_answer
    Melting of DNA at an elevated temperature \[(70{{\,}^{o}}C)\] is primarily due to the breakdown of

    A)  phosphodiester bonds

    B)  glycosidic bonds

    C)  disulphide bonds

    D)  hydrogen bonds

    Correct Answer: D

    Solution :

     Denaturation is the loss of function of a protein caused due to loss of structure. Heat can cause denaturation of DNA. It can disrupt the hydrogen and ionic bonds thus causing the 3-D-structure to unravel.


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