Answer and explanation

Correct answer: D. Ribose

  1. Step 1: RNA has a ribose sugar with a 2' hydroxyl group. Answer: Ribose. Why not the others: Deoxyribose is found in DNA and the others are not nucleic acid sugars.

Practise more Biochemistry and Molecular Biology.

Free questions with an explanation for every one, and full timed MCAT (Medical College Admission Test) mock tests.