The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following amino acids is quickly converted to tyrosine?   (A) Arginine   (B) Glycine   (C) Phenylalanine   (D) Leucine
['(C) Phenylalanine <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Arginine \n (B) Glycine \n (C) Phenylalanine \n (D) Leucine <> possible answers', '  Which of the following amino acids is quickly converted to tyrosine? <> context@']