A-LevelBiologyTransport in mammals9700/12 · Feb/Mar 2023 · 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?

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Amuscular; deoxygenated

Bmuscular; oxygenated

Celastic; deoxygenated

Delastic; oxygenated

✓ Correct answer

A: muscular; deoxygenated

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Topic: Transport in mammals, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Feb/Mar 2023 Paper 1 Variant 2, question 31.

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