Evaluate the following peptide fragments: A-B-C, C-D-E, E-F-G, G-H-I, and determine if they can form a complete sequence of 17 amino acids.

• A. Yes, they form a sequence of 15 amino acids.
• B. No, they form a sequence of 12 amino acids.
• C. Yes, they form a sequence of 17 amino acids.
• D. No, they form a sequence of 9 amino acids.

Answer: (D)