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: Surgery
[{'content': 'The Ames test is a method for detecting \nSelect and explain. \nA. Carcinogenesis in rodents, B. Carcinogenesis in primates, C. Teratogenesis in any mammalian species, D. Mutagenesis in bacteria', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Mutagenesis in bacteria The Ames test is carried out in Salmonella and detects mutations in the bacterial DNA. Because mutagenic potential is associated with carcinogenic risk for many chemicals, the Ames test is often used to claim that a paicular agent may be a carcinogen. However, the test itself only detects mutations.', 'role': 'assistant'}]