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': 'Substrate level phosphorylation is seen in the conversion of: \nSelect and explain. \nA. Acetoacetate to a-keto glutarate, B. Succinyl CoA to Succinate, C. Fumarate to malate, D. Succinate to fumarate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Succinyl CoA to succinate', 'role': 'assistant'}]