This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of nucleic acids, Subject name: Biochemistry
[{'content': 'In DNA, Cytosine is passed with \nSelect and explain. \nA. Thymine, B. Guanine, C. Ademine, D. Uracil', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In DNA , Cytosine pairs with Guanine and Thymine pairs with Adenine. Ref : DM.VASUDEVAN.TEXTBOOK ; SEVENTH EDITION ; PAGE NO : 560', 'role': 'assistant'}]