A-LevelBiologyBiological molecules9700/12 · Feb/Mar 2018 · Q101 Mark

Sugars with a ring structure can also have a linear structure. Which sugar molecules could be represented by the linear structure shown in the diagram? [Figure showing a linear sugar molecule]

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Aα-glucose, deoxyribose and ribose

Bα-glucose only

Cdeoxyribose and ribose only

Ddeoxyribose only

✓ Correct answer

B: α-glucose only

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Feb/Mar 2018 Paper 1 Variant 2, question 10.

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