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: Microbiology
[{'content': 'Same or closely related antigens present in different biological species are known as \nSelect and explain. \nA. Sequestrated antigens, B. Isoantigens, C. Haptens, D. Heterophile antigens', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]