25
QuizMultiple Choice

DNA and RNA Structure — Quiz

Question 25 • Biology

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

Answer
A
deoxyribose
B
phosphate group
C
nitrogenous base
D
ribose

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.

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