A-LevelBiologyInfectious diseasesMay/June 2024Paper 1 Q361 Mark
An antibiotic inhibits the formation of cross-links between the molecules that form cell walls in bacteria. Which statements explain why bacteria are killed by the antibiotic? 1 The bacterial cell is destroyed by osmotic lysis. 2 Cellulose molecules cannot form hydrogen bonds. 3 The cell wall is no longer partially permeable.
A1 and 2 only
B2 and 3 only
C1 only
D2 only
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of infectious diseases 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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