A-LevelBiologyCell membranes and transport9700/12 · May/June 2016 · Q121 Mark

What is a function of the cholesterol in a cell surface membrane?

Aacting as a membrane-bound receptor

Bcontrolling active transport

Chelping cells join together

Dregulating the flexibility of the membrane

✓ Correct answer

D: regulating the flexibility of the membrane

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Topic: Cell membranes and transport, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2016 Paper 1 Variant 2, question 12.

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