In prokaryotes, the respiratory electron transport chain is located Naim 06:23 AP Biology Chapter 7 In prokaryotes, the respiratory electron transport chain is located A) in the cytoplasm. B) in the plasma membrane. C) in the mitochondrial outer membrane. D) in the mitochondrial inner membrane. E) in the bacterial outer membrane. Answer: B Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+