A-LevelBiologyBiological molecules9700/12 · Feb/Mar 2022 · Q141 Mark
The diagrams show three examples of different bonds. Which bonds can hold the quaternary structure of proteins together? [Figure 14.1]
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A1, 2 and 3
B1 and 2 only
C1 and 3 only
D2 and 3 only
✓ Correct answer
C: 1 and 3 only
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