A-LevelBiologyThe mitotic cell cycle9700/12 · May/June 2021 · Q181 Mark

The diagram represents the cell cycle of a human cell. During the cell cycle the number of chromatids changes. [Figure 18.1] Which row is correct for the number of chromatids in M, G₁, and G₂?

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AM: 46, G₁: 46, G₂: 92

BM: 46, G₁: 92, G₂: 92

CM: 92, G₁: 46, G₂: 92

DM: 92, G₁: 92, G₂: 92

✓ Correct answer

C: M: 92, G₁: 46, G₂: 92

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Topic: The mitotic cell cycle, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2021 Paper 1 Variant 2, question 18.

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