A-LevelBiologyCell membranes and transport9700/12 · May/June 2017 · Q151 Mark
The diagram shows the fluid mosaic model of membrane structure. [Diagram of fluid mosaic model with components labeled 1, 2, 3, 4] Which molecules in the membrane are identical?
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A1, 2 and 3
B1 and 4
C2 and 3 only
D4 only
✓ Correct answer
D: 4 only
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