Peptidoglycan
A) is present in the cell walls of almost all bacteria.
B) is present in the cell walls of Archaea.
C) is present in larger amounts in Gram-negative cell walls than in Gram-positive ones.
D) synthesis is unaffected by penicillin.
E) is present in the cell walls of yeasts.

Question

Quizplus · Accepted Answer

Peptidoglycan is present in the cell walls of almost all bacteria. It is a major component of the cell wall and provides structural support and protection to the bacterial cell.