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': 'True about Histone protein: \nSelect and explain. \nA. Ribonucleoprotein, B. Present inside the nucleus, C. Acidic, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Present inside the nucleus;', 'role': 'assistant'}]