A-LevelBiologyThe mitotic cell cycleMay/June 2021Paper 1 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?
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
The correct answer is C. This question tests the candidate's understanding of the mitotic cell cycle within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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