bacteria — bacterial, adj. bacterially, adv. /bak tear ee euh/, n.pl., sing. bacterium / tear ee euhm/. ubiquitous one celled organisms, spherical, spiral, or rod shaped and appearing singly or in chains, comprising the Schizomycota, a phylum of the kingdom … Universalium
Bacteria — Taxobox color = lightgrey name = Bacteria fossil range = Archean or earlier Recent image width = 210px image caption = Escherichia coli image is 8 micrometres wide. domain = Bacteria subdivision ranks = Phyla [cite web… … Wikipedia
heterotrophic — 1. Relating to or exhibiting the properties of heterotrophy. 2. Relating to a heterotroph. * * * het·ero·tro·phic .het ə rə trō fik adj requiring complex organic compounds of nitrogen and carbon (as that obtained from plant or animal matter) for… … Medical dictionary
heterotrophic — organotrophic; adj. describing organisms (known as heterotrophs) that use complex organic compounds to synthesize their own organic materials. Most heterotrophs are chemoheterotrophic, i.e. they use the organic compounds as an energy source. This … The new mediacal dictionary
Microbial mat — A microbial mat is a multi layered sheet of micro organisms, mainly bacteria and archaea. Microbial mats grow at interfaces between different types of material, mostly on submerged or moist surfaces but a few survive in deserts.[1] They colonize… … Wikipedia
Microbial loop — The microbial loop describes a trophic pathway in the marine microbial food web where dissolved organic carbon (DOC) is returned to higher trophic levels via the incorporation into bacterial biomass, and coupled with the classic food chain formed … Wikipedia
Simultaneous nitrification-denitrification — (SNdN) is a wastewater treatment process. Microbial simultaneous nitrification denitrification is the conversion of the ammonium ion to nitrogen gas in a single bioreactor. The process is dependent on floc characteristics, reaction kinetics, mass … Wikipedia
Denitrification — Nitrogen cycle. Denitrification is a microbially facilitated process of nitrate reduction that may ultimately produce molecular nitrogen (N2) through a series of intermediate gaseous nitrogen oxide products. This respiratory process reduces… … Wikipedia
Ultramicrobacteria — are bacteria that are considerably smaller than normal bacterial cells and are 0.3 to 0.2 micrometres in diameter. This term was first used in 1981, to refer to cocci in seawater that were less than 0.3 μm in diameter. [cite journal… … Wikipedia
agar — A complex polysaccharide (a sulfated galactan) derived from seaweed (various red algae); used as a solidifying agent in culture media; it has the valuable property of melting at 100°C, but not solidifying until 49°C. [Bengalese] bile salt a. an a … Medical dictionary
Helaeomyia petrolei — Scientific classification Kingdom: Animalia Phylum … Wikipedia