A-LevelBiologyBiological molecules9700/12 · Feb/Mar 2017 · Q131 Mark
The diagrams show the structures of two amino acids, each of which has two amine (–NH2) groups. A peptide bond is formed between the two amino acids. Which groups could form the peptide bond? [Figure 13.1]
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A1 and 4
B1 and 5
C2 and 6
D3 and 5
✓ Correct answer
B: 1 and 5
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