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 α-keto glutarate, B. Succinyl CoA to Succinate, C. Fumarate to malate, D. Succinate to fumarate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Substrate level phosphorylation\n\nIt is the production of ATP (or GTP) at substrate level without participation of electron transport chain.\nIt occurs in glycolysis and citric acid cycle, at following steps :-', 'role': 'assistant'}]