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': 'Throat swab is kept in ? \nSelect and explain. \nA. Plastic jar, B. Test tube, C. Petri dish, D. None', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Test tube A throat - swab consists of an orange - stick with cotton wool wrapped round one end and placed in a test tube passing through a plug of non-absorbent cotton wool, with the free end of the stick protruding.The tubes with the swabs are kept in oven for sterilization.", 'role': 'assistant'}]