<prompt> The electron flow in cytochrome C oxidase can be blocked byRotenoneAntimycin-ACyanideActinomycin  <response>: Inhibitors of Electron transport chain Respiratory chainComplex I :- Barbiturates amobarbital, piercidin A, rotenone, chlorpromazine, guanithidine.Complex II Carboxin, TTFA, malonate.Complex HI Dimercaprol, BAL, actinomycin A, Naphthyloquinone.Complex IV cytochrome c oxidase :- Carbon monoxide CO, cyanide CN,H2S, azide N3- 