unicellular bacteria

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• 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

• 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 — Single celled microorganisms which can exist either as independent (free living) organisms or as parasites (dependent upon another organism for life). Examples of bacteria include: {{}}Acidophilus, a normal inhabitant of yogurt, Chlamydia, which… …   Medical dictionary

• unicellular — Composed of but one cell, as in the protozoons; for such u. organisms capable of undertaking life processes independently of other cells, the term acellular is also used. * * * uni·cel·lu·lar .yü ni sel yə lər adj having or consisting of a single …   Medical dictionary

• Unicellular organism — Single celled redirects here. For prison cell assignment, see Single celling. A unicellular organism, also known as a single celled organism is an organism that consists of only one cell, in contrast to a multicellular organism that consists of… …   Wikipedia

• bacteria — pl. n.; sing. bacterium a group of microorganisms all of which lack a distinct nuclear membrane (and hence are considered more primitive than animal and plant cells) and most of which have a cell wall of unique composition (many antibiotics act… …   The new mediacal dictionary

• unicellular — adj. describing organisms or tissues that consist of a single cell. Unicellular organisms include the protozoans, most bacteria, and some fungi …   The new mediacal dictionary

• bacteria — Microscopic, unicellular organisms found almost everywhere, appearing singly or in chains. Some cause disease and some are beneficial …   Combined glossary of agriculture

• bacteria —   n. (sing. rium) universally present microscopic unicellular organisms.    ♦ bacterial,    ♦ bacterian,    ♦ bacterious, a …   Dictionary of difficult words

• colorless sulfur bacteria — A diverse group of nonphotosynthetic proteobacteria that can oxidize reduced sulfur compounds such as hydrogen sulfide. Many are lithotrophs and derive energy from sulfur oxidation. Some are unicellular, whereas others are filamentous gliding… …   Dictionary of microbiology

• microbiology — microbiological /muy kroh buy euh loj i keuhl/, microbiologic, adj. microbiologically, adv. microbiologist, n. /muy kroh buy ol euh jee/, n. the branch of biology dealing with the structure, function, uses, and modes of existence of microscopic… …   Universalium