What Compound is Only Found in Gram-Positive Bacteria

Question

What compound is only found in Gram-positive bacteria?
A) Capsule
B) Lipopolysaccharide
C) Outer membrane
D) Peptidoglycan
E) Teichoic acid

Accepted Answer

Teichoic and teichuronic acids, which are polymers containing ribitol or glycerol, are found in the cell walls or cell-wall membranes of Gram-positive bacteria.