The peptidoglycan of the bacterial cell wall contains a carbohydrate matrix linked together by short chains of
A)amino acids.
B)fatty acids.
C)nucleotides.
D)water molecules.
E)steroids.

Question

Quizplus · Accepted Answer

The carbohydrate matrix of peptidoglycan is linked by short chains of amino acids, specifically alternating N-acetylglucosamine (NAG) and N-acetylmuramic acid (NAM) residues, which are cross-linked by short peptides containing various amino acids.

The Peptidoglycan of the Bacterial Cell Wall Contains a Carbohydrate