refined. 1. Characterized by discriminating taste and broad knowledge as a result of development or education: civilized, cultivated, cultured, educated, polished, urbane, well-bred. 2.
In the scientific classification established by Carl von Linne, linnÃ© each species has to be assigned to a (genus binary), nomenclature which in turn is a lower level of a hierarchy of (ranks, family, suborder, order, subclass, class/division, phyla kingdom and). domainacterial taxonomy is the taxonomy, i.e. the rank-based classification, of bacteria.
Proteus vulgaris. The genus Proteus is classified in the enteric bacteria, together with Escherichia coli, Salmonella, Shigella, Enterobacter and Serratia. All these bacteria are small, Gram-negative rods and are facultative anaerobes: they ferment sugars in anaerobic conditions but can use a wide range of organic molecules in aerobic conditions.