The cell wall of Gram-negative organisms
A) has a thick peptidoglycan layer AND is characterized by an outer membrane containing LPS.
B) has a thick peptidoglycan layer.
C) has a thin peptidoglycan layer AND is characterized by an outer membrane containing LPS.
D) has a thin peptidoglycan layer.
E) is more permeable to various molecules than the Gram-positive cell wall.

Question

The cell wall of Gram-negative organisms
A) has a thick peptidoglycan layer AND is characterized by an outer membrane containing LPS.
B) has a thick peptidoglycan layer.
C) has a thin peptidoglycan layer AND is characterized by an outer membrane containing LPS.
D) has a thin peptidoglycan layer.
E) is more permeable to various molecules than the Gram-positive cell wall.

Quizplus · Accepted Answer

The cell wall of Gram-negative organisms has a thin peptidoglycan layer and is characterized by an outer membrane containing lipopolysaccharides (LPS), making it less permeable to various molecules compared to the Gram-positive cell wall.

The Cell Wall of Gram-Negative Organisms