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: Pharmacology
[{'content': 'All of the following binds to 50s ribosome unit except: \nSelect and explain. \nA. Macrolide, B. Lincosamide, C. Chloramphenicol, D. Tetracycline', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Aminoglycosidess and Tetracycline binds to 30s subunit of ribsome and inhibit protein synthesis.', 'role': 'assistant'}]