A-LevelBiologyTransport in mammalsFeb/Mar 2023Paper 1 Q311 Mark
The photomicrograph shows a section through a tissue with an artery. [Figure 31.1] Which row correctly shows the type of artery and whether the blood inside the artery is oxygenated or deoxygenated?
Amuscular; deoxygenated
Bmuscular; oxygenated
Celastic; deoxygenated
Delastic; oxygenated
✓ Correct Answer
The correct answer is A. This question tests the candidate's understanding of transport in mammals 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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