How does the specificity of trypsin differ from chymotrypsin?

• A. Trypsin and chymotrypsin have identical cleavage preferences.
• B. Both trypsin and chymotrypsin cleave after leucine and methionine.
• C. Trypsin cleaves after aromatic residues, while chymotrypsin prefers lysine and arginine.
• D. Trypsin cleaves after lysine and arginine, while chymotrypsin prefers aromatic residues.

Answer: (D)