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JEE Main & Advanced Sample Paper JEE Main - Mock Test - 3

  • question_answer
    Which of the following statements about DNA is not correct?

    A)  It has a double helix structure.

    B)  It undergoes replication.

    C)  The two strands in a DNA molecule are exactly similar.

    D)  It contains the pentose sugar, 2-deoxyribose.

    Correct Answer: C

    Solution :

    [c] : The two strands in a DNA molecule are not exactly similar but are complementary.


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