A-LevelBiologyThe mitotic cell cycleMay/June 2019Paper 1 Q151 Mark
Three parts of a chromosome and their functions are listed. part function P1 centromere F1 holds the coils of DNA together P2 histone proteins F2 holds two chromatids together P3 telomere F3 prevents loss of genes Which part is matched with its correct function?
AP1 and F1
BP2 and F1
CP2 and F3
DP3 and F2
✓ Correct Answer
The correct answer is B. 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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