Answer to Question #4047 in Microbiology for marvin

Question

Name two mechanisms by which bacteria may be resistant to the effect(s) of antibiotics.

Answer 1

1. Efflux of antibiotics by various pumps located in inner or outer
membrane
(e.g for Chloramphenicol)
2. Destruction of antibiotics by certain enzymes,
like beta-lactamases
for penicillin