A-LevelBiologyThe mitotic cell cycleOct/Nov 2021Paper 1 Q201 Mark
The photomicrographs show cells in various stages of the cell cycle. [Figure showing four photomicrographs labeled 1, 2, 3, 4, depicting cell cycle stages] Which cells contain twice as many DNA molecules as a cell from the same organism that has just finished a complete mitotic cell cycle ending with cytokinesis?
A1, 2, 3 and 4
B1, 2 and 4 only
C1 and 3 only
D2 and 4 only
✓ Correct Answer
The correct answer is A. 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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