Bacteria

Bacteria (Listeni/bækˈtɪəriə/; singular: bacterium) constitute a muckle domain or kinrick o prokaryotic microorganisms. teepically a few micrometres in lenth, bacteria hae a wide range o shapes, rangin frae spheres tae rods an spirals. Bacteria inhabit sile, watter, acidic het springs, radioactive waste,[4] an the deep portions o Yird's crust. Bacteria an aa live in plants, ainimals (see symbiosis), an hae flourished in manned space vehicles.[5]

Bacteria
Temporal range: Archean or earlier – present
Proterozoic
Pha.
Scannin electron micrograph o Escherichia coli rods
Scientific classification e
Domain:Bacteria
Woese, Kandler & Wheelis, 1990[1]
Phyla[2]
  • Gram positive / na ooter membrane

Actinobacteria (heich-G+C)
Firmicutes (law-G+C)
Tenericutes (na waw)

  • Gram negative / outer membrane present

Aquificae
Bacteroidetes/Fibrobacteres–Chlorobi (FCB group)
Deinococcus-Thermus
Fusobacteria
Gemmatimonadetes
Nitrospirae
Planctomycetes–Verrucomicrobia/Chlamydiae (PVC group)
Proteobacteria
Spirochaetes
Synergistetes

  • Unkent / ungrouped

Acidobacteria
Chloroflexi
Chrysiogenetes
Cyanobacteria
Deferribacteres
Dictyoglomi
Thermodesulfobacteria
Thermotogae

Synonyms

Eubacteria Woese & Fox, 1977[3]

References