This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cellular Pathology, Subject name: Pathology
[{'content': 'Collagen affected in Osteogenesislmperfecta \nSelect and explain. \nA. Type I, B. Type II, C. Type III, D. Type IV', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans, is \'a\' i.e., Type I o Osteogenesis imperfecta also known as brittle bone disease, or "Labstein syndrome" is a congenital bone disorder.o People with OI are bom with defective connective tissue, or without the ability to make it, usually because of a deficiency of Type-1 collagen.o This deficiency arises from an amino acid substitution of glycine to bulkier amino acids in the collagen triple helix structure.', 'role': 'assistant'}]