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': 'Tyndallisation is a type of - \nSelect and explain. \nA. Intermittent sterilization, B. Pasteurisation, C. Boiling, D. Autoclaving', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Intermittent sterilization Tyndallization (intermittent sterilization) . Media containing sugar or gelatin are sterilized by heating at 100degc for 20 minutes on three successive days. . First exposure kills all vegetative bacteria. . Spores germinate and are killed on subsequent exposures", 'role': 'assistant'}]