Some bacteria have a water-soluble outer slime layer composed of
A) carbohydrate.
B) lipid.
C) peptidoglycan.
D) protein.
E) lipoteichoic acid.

Question

Quizplus · Accepted Answer

A water-soluble outer slime layer is composed of carbohydrates, which form a protective layer around the bacterium. This layer can also help the bacteria adhere to surfaces or other bacteria, and can protect it from environmental stressors. Lipids, peptidoglycan, protein, and lipoteichoic acid are all components of bacterial cell walls, but they are not typically found in the outer slime layer.

Some Bacteria Have a Water-Soluble Outer Slime Layer Composed of