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
Which of the following generated heat by disconnecting electron transport from phosphorylation? 
Select and explain. 
A. Pericidin A, B. Rotenone, C. Dinitrophenol, D. Dimercaprol
C: Dinitrophenol
Answer: C: Dinitrophenol 
Explanation: Dinitrophenol is an uncoupling agent, that disconnects electron transport from phosphorylation and generates lot of heat at the cost of ATP. Other options are inhibitors of electron transport chain.