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A-LevelBiologyCell membranes and transport9700/12 · Feb/Mar 2022 · Q171 Mark

Which transport mechanism does not require a concentration gradient to be present in order to take place?

Aexocytosis
Bfacilitated diffusion
Cosmosis
Dtranspiration

✓ Correct answer

A: exocytosis

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About this question

Topic
Cell membranes and transport, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, Feb/Mar 2022 Paper 1 Variant 2, question 17.

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