A-LevelBiologyCell membranes and transport9700/12 · May/June 2014 · Q101 Mark

The structure of phospholipids and triglycerides include the following. 1 glycerol linked to fatty acids 2 hydrophobic fatty acid chains 3 saturated fatty acid chains Which structures enable the formation of a lipid bilayer in cell surface membranes?

A1 and 2

B1 and 3

C2 and 3

D2 only

✓ Correct answer

D: 2 only

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Topic: Cell membranes and transport, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2014 Paper 1 Variant 2, question 10.

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