A-LevelBiologyBiological molecules9700/12 · Oct/Nov 2009 · Q91 Mark

The diagram shows a triglyceride molecule that has been partially hydrolysed. [Diagram of a partially hydrolysed triglyceride molecule] What will be the products of the total hydrolysis of the molecule shown?

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Amolecule of glycerol and a saturated fatty acid molecule only

Bmolecule of glycerol and an unsaturated fatty acid molecule only

Cmolecule of water, a molecule of glycerol and a saturated fatty acid molecule

Dmolecule of water, a molecule of glycerol and an unsaturated fatty acid molecule

✓ Correct answer

B: molecule of glycerol and an unsaturated fatty acid molecule only

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2009 Paper 1 Variant 2, question 9.

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