The orbital radius of venus is 0.72 au. what is this distance in kilometers? (one au is about 150 million kilometers.)
a)10.8 kilometers
b)10.8 million kilometers
c)108 kilometers
d)108 million kilometers

Effect of rotenone and antimycin a on electron transfer rotenone, a toxic natural product from plants, strongly inhibits nadh dehydrogenase of insect and fish mitochondria. antimycin a, a toxic antibiotic, strongly inhibits the oxidation of ubiquinol. (a) explain why rotenone ingestion is lethal to some insect and fish species. (b) explain why antimycin a is a poison. (c) given that rotenone and antimycin a are equally effective in blocking their respective sites in the electron-transfer chain, which would be a more potent poison? explain.