Many cells of the immune system have receptors that detect peptidoglycans and lipopolysaccharides.How do pathogenic bacteria avoid detection?
A)Pathogenic bacteria lack cell walls.
B)Pathogens often encase themselves in a gelatinous capsule.
C)Peptidoglycans are absent from pathogenic bacteria.
D)Disease is only possible if the immune system has been compromised by some other event.

Question

Quizplus · Accepted Answer

Pathogenic bacteria often encase themselves in a gelatinous capsule, which helps them to avoid detection by the immune system. This capsule can mask the presence of peptidoglycans and lipopolysaccharides, which are common components of bacterial cell walls that can be recognized by immune cells.

Many Cells of the Immune System Have Receptors That Detect