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: Forensic Medicine
[{'content': 'Sodium fluoride is added to: CMC (Ludhiana) 11 \nSelect and explain. \nA. Prevent glycolysis, B. Prevent glucogenolysis, C. Prevent coagulation, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Prevent glycolysis', 'role': 'assistant'}]