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': 'Which organism would most likely cause infection after a disinfection procedure that killed vegetative cells but did not kill spores? \nSelect and explain. \nA. Chlamydia, B. Clostridium, C. Escherichia, D. Pseudomonas', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Clostridia are spore-forming bacteria, which would be killed by disinfection. Disinfection is defined as a process that would kill pathogenic organisms on the inanimate object. By definition, the process of disinfection would not kill bacterial spores and non-pathogenic organisms. When the process of disinfection is applied on the living tissue it is then referred to as antisepsis.', 'role': 'assistant'}]