A-LevelBiologyBiological molecules9700/12 · Oct/Nov 2016 · Q101 Mark

The table shows some features of collagen and haemoglobin. Which row is collagen?

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Atype of protein: fibrous, number of polypeptides: three, solubility in water: insoluble

Btype of protein: fibrous, number of polypeptides: four, solubility in water: soluble

Ctype of protein: globular, number of polypeptides: three, solubility in water: insoluble

Dtype of protein: globular, number of polypeptides: four, solubility in water: soluble

✓ Correct answer

A: type of protein: fibrous, number of polypeptides: three, solubility in water: insoluble

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2016 Paper 1 Variant 2, question 10.

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