Antibiotics that demonstrate a narrow spectrum of activity:
A) Kill a wide variety of bacteria.
B) Kill only a few specific types of bacteria.
C) Kill bacteria by using only one specific mechanism.
D) Kill bacteria by using a narrow spectrum of mechanisms.

Question

Quizplus · Accepted Answer

Antibiotics that demonstrate a narrow spectrum of activity encompassing only gram-positive bacteria are known.These antibiotics are not effective against gram-negative bacteria because the lipopolysaccharide will not allow these antibiotics to penetrate into the cell.

Antibiotics That Demonstrate a Narrow Spectrum of Activity