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: Dental
[{'content': 'Collagen molecule exhibits all of the following\nfeatures except \nSelect and explain. \nA. Triple pleated sheath, B. Mostly contains glycine residues, C. Exhibit cross striations at 64 μm, D. Intracellular in nature', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]