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See Bacterium.

of Bacterium

See Bacterium.

of Bacterium

Unicellular prokaryotic microorganisms which generally possess rigid cell walls, multiply by cell division, and exhibit three principal forms: round or coccal, rodlike or bacillary, and spiral or spirochetal.

Vegetable organisms which can be seen only under the microscope.

Microorganisms; generally used as a synonym of Schizomycetes.

Schizomycetes or vegetable micro-organisms.

Often used to signify the Schizomycetes.