This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Structure & Function of Protein, Subject name: Biochemistry
[{'content': 'Which among the following amino acids absorbs UV light? \nSelect and explain. \nA. Leucine, B. Lysine, C. Tyrosine, D. Valine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C. TyrosineAmino acids which absorb 250-290 nm UV light are: phenylalanine, tyrosine, tryptophan (aromatic amino acids)Important biochemical & the wavelength of light which they absorb:a. Nucleotides - 260 nmb. Aromatic amino acids - 250-290 nmc. NADH - 340 nmd. Porphyrin -400 nm (Soret band)', 'role': 'assistant'}]