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
Substrate-level phosphorylation seen in reaction catalysed in: 
Select and explain. 
A. Succinate dehydrogenase, B. Alfa-ketoglutarate dehydrogenase, C. Succinyl CoA thiokinase, D. Malate dehydrogenase
C: Succinyl CoA thiokinase
Answer: C: Succinyl CoA thiokinase 
Explanation: C i.e. Succinyl CoA thiokinase