Multiple choice

Which of the following characteristics differentiates DNA from RNA?

  1. Occurence of 3' deoxyribose in DNA, ribose in RNA.

  2. Occurence of uracil in RNA instead of thymidine in DNA.

  3. Existence of base pairing in DNA but not RNA.

  4. Existence of 5' phosphate in DNA but not RNA.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is the only correct statement. In RNA, uracil is present instead of thymidine in DNA.

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