A-LevelBiologyBiological molecules9700/12 · Oct/Nov 2014 · Q101 Mark

Which of the bonds stabilising the tertiary structure of a protein would be least likely to break when the temperature is increased above the optimum for the protein?

Adisulfide

Bhydrogen

Chydrophobic

Dionic

✓ Correct answer

A: disulfide

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2014 Paper 1 Variant 2, question 10.

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