A. E.coli is growing aerobically on glucose, and for every NADH oxidized by the electron transport, you find that only 2 protons are released into the periplasm. Draw the cytoplasmic membrane and the specific NADH dehydrogenase, quinone, and cytochrome oxidase used for this respiration. Identify the coupling site(s) and show the flow of electrons from NADH to the terminal electron acceptor..