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': 'Which of the following is not an intracellular enzyme? \nSelect and explain. \nA. Enzymes of oxidative phosphorylation, B. Salivary amylase, C. Glycogen synthase, D. None of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Intracellular enzymes:\nCytoplasm: Enzymes of glycolysis (conversion of glucose and glycogen to pyruvic and lactic acid).\nMitochondria: Enzymes of citric acid cycle and oxidative phosphorylation.\nLysosomes: Hydrolytic enzymes.', 'role': 'assistant'}]