A-LevelBiologyInfectious diseasesOct/Nov 2010Paper 1 Q361 Mark
The data shows how the number of human deaths caused by the bacterium Staphylococcus aureus has changed from 1997 to 2005. Methicillin is an antibiotic used to treat a disease caused by S. aureus. MRSA is methicillin-resistant S. aureus. [Table showing total number of death certificates with S. aureus and total number of death certificates with MRSA per year from 1997 to 2005] Which statement is not supported by this data?
AMore people have MRSA so the disease spreads.
BMRSA is more likely to lead to death as there is no treatment.
CResistant strains of MRSA are becoming more common.
DS. aureus will always cause humans to die.
✓ Correct Answer
The correct answer is D. This question tests the candidate's understanding of infectious diseases within the Biologysyllabus. The examiner's mark scheme requires...
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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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