A-LevelBiologyBiological molecules9700/12 · May/June 2014 · Q121 Mark
The diagrams show the structures of two amino acids, each of which has two carboxylic acid (-COOH) groups. [Figure 12.1] A peptide bond is formed between the two amino acids. Which groups form the peptide bond?
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.
A1 and 4
B1 and 5
C2 and 3
D2 and 5
✓ Correct answer
A: 1 and 4
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