It is also a name for the page and a half of indecipherable foreplay used in university physics textbooks before they give you the formula for something. Engineering student: I forgot the formula for the volume of a sphere, but I was able to figure it out from the area of a circle using calculus.
Bacterial is the taxonomy, i.e. the rank-based classification, of bacteria. In the scientific classification established by Carolus Linnaeus, 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 domain).
This article is about the bacterial genus. For the bacterial class, see Bacilli. For rod-shaped bacteria in general, see Bacillus (shape) . For the insect genus, see Bacillus (insect) .Gram stain of a Bacillus species. Bacillus is a genus of Gram-positive, rod-shaped (bacillus) bacteria and a member of the phylum Firmicutes. Bacillus species can be obligate aerobes (oxygen reliant), or facultative anaerobes (having the ability to be aerobic or anaerobic).his article is about the bacterial genus. For the bacterial class, see Bacilli. For rod-shaped bacteria in general, see Bacillus (shape) . For the insect genus, see Bacillus (insect) .