A Bacterium That Catabolizes a Compound by Linking Ion Pumps

Multiple Choice

A bacterium that catabolizes a compound by linking ion pumps to establish a proton or sodium motive force for energy

A) can circumvent substrate-level and oxidative phosphorylation.
B) makes insufficient energy to grow but enough for cellular maintenance to survive.
C) requires a second bacterium to cooperatively drive the gradient.
D) still requires another carbon substrate to provide a carbon source.