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: Biochemistry
[{'content': 'Apoproteins present in LDL - \nSelect and explain. \nA. B-48, B. B-100, C. C-I, D. C-III', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B-100\xa0\n\nOnly apoprotein of LDL is apo B-100.', 'role': 'assistant'}]