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: Pathology
[{'content': 'All are components of basement membrane, except \nSelect and explain. \nA. Tenascin, B. Laminin, C. Enatactin (Nidogen), D. Rhodopsin', 'role': 'user'}, {'content': 'Answer: D \nExplanation: . Rhodopsin', 'role': 'assistant'}]