What Should Be True of the Cell Wall of This

Question

What should be true of the cell wall of this bacterium?
A)Its innermost layer is composed of a phospholipid bilayer.
B)After it has been subjected to Gram staining, the cell should remain purple.
C)It has an outer membrane of lipopolysaccharide.
D)It is mostly composed of a complex, cross-linked polysaccharide.
E)Two of the responses above are correct.

Accepted Answer

The presence of an outer membrane composed of lipopolysaccharide is a characteristic of Gram-negative bacteria, and distinguishes them from Gram-positive bacteria.