O-LevelBiologyTransport in Humans5090/12 · May/June 2023 · Q231 Mark
In which structure is there a fluid with a low concentration of urea? [Figure 23.1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
AStructure A
BStructure B
CStructure C
DStructure D
✓ Correct answer
A: Structure A
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