A-LevelBiologyNucleic acids and protein synthesis9700/12 · May/June 2012 · Q201 Mark

A peptide consists of ten amino acids of four different kinds. What is the theoretical minimum number of different tRNA molecules required to translate the mRNA for this peptide?

B10

C12

D30

✓ Correct answer

A: 4

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Topic: Nucleic acids and protein synthesis, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2012 Paper 1 Variant 2, question 20.

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