This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Amino acid with a basic side chain: \nSelect and explain. \nA. Methionine, B. Leucine, C. Aspartic acid, D. Histidine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Amino acids with basic side chain: Histidine, Lysine, Arginine.\nAmino acids with acidic side chain: Aspartic acid, Glutamic acid.\nNon charged polar amino acids: Cysteine, Asparagine, Serine, Threonine, Glutamine, Tyrosine (CAST GaTe)', 'role': 'assistant'}]