The multidrug resistance (MDR) efflux pumps found in organisms such as resistant strains of Escherichia coli work most similarly to:

Question

Quizplus · Accepted Answer

MDR efflux pumps are a type of ABC transporter that use ATP hydrolysis to pump out a wide range of antimicrobial agents, allowing the organism to survive in the presence of these agents. Facilitated diffusion, reverse osmosis, electron transport, and phospholipid flip-flop do not involve the active transport of substances out of the cell.

The Multidrug Resistance (MDR) Efflux Pumps Found in Organisms Such