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 cellular compounds are involved in protein synthesis? \nSelect and explain. \nA. Rough endoplasmic reticulum, B. Smooth endoplasmic reticulum, C. Ribosomes, D. Mitochondria', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Rough ER produces proteins that are not expoed, the better answer here would be ribosomes.', 'role': 'assistant'}]