purple sulfur bacterium
1purple sulfur bacterium — a photosynthetic, autotrophic, anaerobic bacterium of the family Chromatiaceae. Purple sulfur bacteria reduce carbon dioxide and oxidize sulfides and elemental sulfur in the presence of the pigment bacteriochlorophyll a or b …
2purple sulfur bacterium — noun : any of numerous sulfur bacteria (as of the family Thiorhodaceae) appearing reddish or purplish due to the combination of bacteriochlorophyll and carotenoid pigments in the cell …
3sulfur bacterium — ▪ biology plural Sulfur Bacteria, any of a diverse group of microorganisms capable of metabolizing sulfur and its compounds and important in the sulfur cycle (q.v.) in nature. Some of the common sulfur substances that are used by these… …
4purple nonsulfur bacterium — a photosynthetic, heterotrophic, microaerophilic bacterium of the family Rhodospirillaceae. Purple nonsulfur bacteria reduce CO2 and oxidize sulfide or thiosulfate but not elemental sulfur in the presence of the pigment bacteriochlorophyll a …
5purple bacterium — noun : any of various free living bacteria that contain bacteriochlorophyll marked by purplish or sometimes reddish or brownish pigments compare purple sulfur bacterium …
6purple bacterium — n any of various free living bacteria that contain bacteriochlorophyll marked by purplish or sometimes reddish or brownish pigments * * * a photosynthetic bacterium that reduces CO2 in the presence of sulfur compounds; there are two types: the… …
7Green sulfur bacteria — in a Winogradsky column Scientific classification Domain: Bac …
8Rhodobium (bacterium) — Taxobox color = lightgrey name = Rhodobium regnum = Bacteria phylum = Proteobacteria classis = Alpha Proteobacteria ordo = Rhizobiales familia = Rhodobiaceae genus = Rhodobium subdivision ranks = Species subdivision = R. orientis R. marina… …
9Ectothiorhodospiraceae — Systematik Domäne: Bakterien Abteilung: Proteobacteria Klasse: Gammaproteobacteria Ordnung …
10Chromatiaceae — Systematik Domäne: Bakterien Abteilung: Proteobacteria Klasse: Gammaproteobacteria Ordnung …