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': 'A substance, when added to a culture causes inhibition of multiplication but on removal causes enhanced growth. This substance is called: \nSelect and explain. \nA. Bacteriostatic, B. Bactericidal, C. Sterilization, D. Bacteriophage', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (a) Bacteriostatic Jinni naray,, , i) 28 Bacteriostatic - Chemical or substance inhibiting growth without killing. Bactericidal - Chemical or substance killing organism. Sterilization - The process by which aicle or medium is freed of all living microorganism either in the vegetative or spore state. Bacteriophage - Virus infecting bacteria.', 'role': 'assistant'}]