Gram-Negative Microbes are Surrounded by Two Layers of ________, Between

Question

Gram-negative microbes are surrounded by two layers of ________, between which lies ________.
A) membrane; periplasm
B) membrane; periplasmic space and lipopolysaccharide
C) membrane; periplasmic space and peptidoglycan
D) lipopolysaccharide; periplasmic space and peptidoglycan
E) lipopolysaccharide; peptidoglycan

Accepted Answer

Gram-negative microbes have a membrane enclosing their cytoplasm, an outer membrane with lipopolysaccharides, and a periplasmic space between the two layers, which contains a thin layer of peptidoglycan.