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The cell wall is an important characteristic of the bacterial cell. There are four distinct groups of bacteria based on the differences in cell wall characteristics. Identify the four groups and describe their cell wall characteristics

Sagot :

Clasification of bacterias based on the form of the cell wall

Circular

Rod-shaped

Curved

Other shapes

Clasification based on the composition of the cell wall

Gram positive: have a thick peptidoglycan layer and do not have an outer lipid membrane.

Gram negative: have a thin peptidoglycan layer and do not have an outer lipid membrane.

Gram-positive bact:eria are classified by the color they take on after applying a chemical process called a Gram stain. Gram-positive bacteria stain blue. Other bacteria stain red, they are gram negative.

They stain differently because their cell walls are different.