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NEET Sample Paper NEET Sample Test Paper-78

  • question_answer
    Which of the following carbon provides the attachment point of base to form a nucleoside in pentose sugar?

    A)  \[{{C}_{1}}\]                          

    B)  \[{{C}_{3}}\]

    C)  \[{{C}_{2}}\]                          

    D)  \[{{C}_{4}}\]

    Correct Answer: A

    Solution :

    Deoxyribose forms the backbone of a DNA strand and the first carbon of this sugar is linked to the first nitrogen of pyrimidine or ninth nitrogen of purine by P-N glycosidic linkage.


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