Which of the Following Is Not True of the Outer

Multiple Choice

Which of the following is not true of the outer membrane?

A) The upper most layer is made of lipopolysaccharides.
B) The inner most layer is a phospholipid bilayer.
C) The porin proteins create channels through the outer membrane.
D) Gram-positive bacteria have an outer membrane.
E) The lipid portion of the lipopolysaccharide layer is an endotoxin.