8
lesson pretestMultiple Choice

Pretest

Question 8 • CMS 2026-2027 Biology CREDIT RECOVERY

Which structural component is found in DNA but not in RNA?

Answer
A
ribose
B
nitrogenous base
C
phosphate group
D
deoxyribose

Explanation

DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. Both molecules also have phosphate groups and nitrogenous bases, so deoxyribose is the component found in DNA but not RNA. The correct choice is deoxyribose.

AI-written and checked against the verified answer.

Previous
Next