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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main - Mock Test - 21

  • question_answer
    Which of the following is not present in a nucleotide?

    A) Guanine             

    B)        Cytosine

    C) Adenine            

    D)        Tyrosine

    Correct Answer: D

    Solution :

    Tyrosine is an \[\alpha \]-amino acid, and not a purine.


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