A-LevelBiologyImmunityFeb/Mar 2019Paper 1 Q391 Mark
Where are antibodies found during an immune response? [Table with locations: on the surface of pathogens, on the surface of memory cells. Key: ✓ = antibodies found, x = antibodies not found]
Aon the surface of pathogens: ✓, on the surface of memory cells: ✓
Bon the surface of pathogens: ✓, on the surface of memory cells: x
Con the surface of pathogens: x, on the surface of memory cells: ✓
Don the surface of pathogens: x, on the surface of memory cells: x
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of immunity 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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