Q. What is the major difference between DNA and RNA?

  • (A) RNA is double-stranded and DNA is single-stranded
  • (B) RNA has thymine and DNA has uracil
  • (C) RNA has ribose sugar while DNA has deoxyribose
  • (D) Both contain the same bases
✅ Correct Answer: (C) RNA has ribose sugar while DNA has deoxyribose
Explanation: RNA contains ribose sugar, whereas DNA contains deoxyribose sugar, which lacks one oxygen atom.

Published by Mr. Dubey ⭐ 111.42K Points at 27-Oct-2025 02:26 pm in Biology

Explanation by: Mr. Dubey
RNA contains ribose sugar, whereas DNA contains deoxyribose sugar, which lacks one oxygen atom.

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