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: Physiology
[{'content': 'In the cell membrane, the following is true - \nSelect and explain. \nA. Lipids are regularly arranged, B. Lipids are symmetrical, C. Protein displaced laterally, D. None', 'role': 'user'}, {'content': 'Answer: C \nExplanation: There is lateral diffusion of protein and lipids in membrane.', 'role': 'assistant'}]