CAPE Biology Unit 1 · 2007 (Specimen) · Paper 1 · Question Q4
Item 4 refers to the amino acid alanine which has the following molecular formula. Which of the following functional groups must combine to form a peptide bond?
- (A)1 and 2
- (B)3 and 4
- (C)2 and 4
- (D)2 and 3
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