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Sugar present in DNA and RNA

This type of question, asked 3 times: 29 Jun 2022, 24 Jan 2025, 23 Jan 2026 S2. All 3 questions below, oldest first.

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  1. Question 1

    29 Jun 2022

    48
    Sugar moiety in DNA and RNA molecules respectively are

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  2. Question 2

    24 Jan 2025

    36
    The carbohydrates "Ribose" present in DNA, is (A) A pentose sugar (B) present in pyranose form (C) in "D" configuration (D) a reducing sugar, when free (E) in α\alpha-anomeric form Choose the correct answer from the options given below :

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  3. Question 3

    23 Jan 2026 S2

    29
    Both human DNA and RNA are chiral molecules. The chirality in DNA and RNA arises due to the presence of

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