This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of carbohydrate, Subject name: Biochemistry
[{'content': 'Which reaction uses propionic acid? \nSelect and explain. \nA. Glycolysis, B. Glyconeogenesis, C. Glycogenolysis, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The major non-carbohydrate precursors of glucose are lactate, glucogenic amino acids (all except leucine), glycerol and propionyl CoARef: DM Vasudevan, 7th edition, page no: 117', 'role': 'assistant'}]