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A-LevelBiologyNucleic acids and protein synthesis9700/12 · May/June 2023 · Q241 Mark

The diagram shows part of the process of translation. [Figure 24.1] What are the names of the structures labelled X, Y and Z?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

AX: anticodon, Y: codon, Z: mRNA
BX: anticodon, Y: codon, Z: tRNA
CX: codon, Y: anticodon, Z: mRNA
DX: codon, Y: anticodon, Z: tRNA

✓ Correct answer

B: X: anticodon, Y: codon, Z: tRNA

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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 2023 Paper 1 Variant 2, question 24.

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