This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Structure and function of protein, Subject name: Biochemistry
[{'content': 'Hydrophobic amino acid is \nSelect and explain. \nA. Alanine, B. Tyrosine, C. Glycine, D. Histidine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Amino acids having non-polar side chaindthese include Alanine,Valine,Leucine,Isoleucine,Methionine,Proline,Phenylalanine and Tryptophan.These groups are HYDROPHOBIC (waater repellant) and lipidophilic REFERENCE ; DM VASUDEVAN TEXTBOOK SEVENTH EDITION PAGE NO :26', 'role': 'assistant'}]