The lipopolysaccharide layer (LPS) is a characteristic of the wall of ________. 07:03 Biology The lipopolysaccharide layer (LPS) is a characteristic of the wall of ________. a. archaean cells b. Gram-negative bacteria c. bacterial prokaryotic cells d. eukaryotic cells Answer: b. Gram-negative bacteria Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+