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English: Basic morphological differences between bacteria. The most often found forms and their associations. The most often found forms and their associations. Français : Formes bactériennes les plus courantes et leurs associations.
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Bacteria (/ b æ k ˈ t ɪər i ə / ⓘ; sg.: bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell. They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria were among the first life forms to appear on Earth, and are present in most of its habitats.
Vampirovibrio chlorellavorus is a 0.6 μm pleomorphic coccus with a gram negative cell wall, [1] and is one of the few known predatory bacteria. [2] Unlike many bacteria, V. chlorellavorus is an obligate parasite, attaching to the cell wall of green algae of the genus Chlorella. [3]
Streptococcus is a genus of gram-positive or spherical bacteria that belongs to the family Streptococcaceae, within the order Lactobacillales (lactic acid bacteria), in the phylum Bacillota. [2] Cell division in streptococci occurs along a single axis, thus when growing they tend to form pairs or chains, which may appear bent or twisted.
Beach scene with bacterial strains expressing different kinds of fluorescent protein, from the laboratory of the Nobel Prize–winning biochemist Roger Tsien. Microbial art, [1] agar art, [2] or germ art [3] is artwork created by culturing microorganisms in certain patterns. [4] The microbes used can be bacteria, yeast, fungi, or less commonly ...