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O-LevelBiologyGenetics & Variation5090/11 · Oct/Nov 2018 · Q371 Mark

What is the primary function of DNA?

AIt controls the absorption of nutrients.
BIt controls the production of protein.
CIt controls the rate of mutation.
DIt controls the rate of reproduction.

✓ Correct answer

B: It controls the production of protein.

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About this question

Topic
Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, Oct/Nov 2018 Paper 1 Variant 1, question 37.

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