This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nucleotides, Subject name: Biochemistry
[{'content': 'The purines salvage pathway is for: \nSelect and explain. \nA. Hypoxanthine & Xanthine, B. Hypoxanthine & Thymine, C. Adenine & Guanine, D. Xanthine & Guanine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The purines salvage pathway is for Adenine Guanine Hypoxanthine Adenosine is the only purine nucleoside which can be salvaged i.e. Adenosine gets conveed to AMP by Adenosine Kinase.', 'role': 'assistant'}]