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': 'Flagella not true - \nSelect and explain. \nA. Locomotion, B. Attachment, C. Protein in nature, D. Antigenic', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Attachment", 'role': 'assistant'}]