This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Proteins and Amino Acids, Subject name: Biochemistry
[{'content': 'Which of the following is not an aromatic amino acid? \nSelect and explain. \nA. Phenylalanine, B. Tyrosine, C. TVyptophan, D. Valine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans: d (Valine) (Ref: Vasudevan, 4th ed, p. 321; 5th ed, p. 16,202; Harper, 23th ed, p. 28Aromatic amino acids are:Phenyl alanineTrypophanTyrosineHistidine', 'role': 'assistant'}]