NEET AIPMT SOLVED PAPER MAINS 2010

  • question_answer
    The 3 '-5' phosphodiester linkages inside a polynucleotide chain serve to join

    A)  one DNA strand with the other DNA strand

    B)  one nucleoside with another nucleoside

    C)  one nucleotide with another nucleotide

    D)  one nitrogenous base .with pentose sugar

    Correct Answer: C

    Solution :

    In a polynucleotide chain, 3'- 5' phosphor digester bond is formed between carbon 3 of one nucleotide and carbon 5 of the other nucleotide, ie, it serves to join one nucleotide with another nucleotide in a polynucleotide chain.


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