<prompt> Complex I of ETC is inhibited by -AmobarbitalCyanide0H2S  <response>: Ans. is a i.e., Amobarbital Inhibitors of Electron transport chain Respiratory chaino Complex I:- Barbiturates amobarbital, piercidin A, rotenone, chlorpromazine, guanithidine.o Complex II:- Carboxin, TTFA, malonate.o Complex III :- Dimercaprol, BAL, actinomycin A, Naphthyloquinone.o Complex IV :-cytochrome c oxidase Carbon monoxide CO, cyanide CN-, H2S, azide N3 