MIDTERM 1 Flashcards
refers to the classification and grouping of organisms
TAXONOMY
Taxonomy is based on ______ (genetic) and ______ (observable) similarities & differences
genotypic (genetic) and phenotypic (observable)
provides naming assignments for each organism
Nomenclature
Genus name + Species name refers to __________
Binomial system
Family name is capitalized and ends with______
–aceae
both genus & species should be
______ and ___________
italicized in print;
underlined in script
To abbreviate Genus Name, use _________ followed by a period then add species
capitalized first letter of the genus
literally means “living together”
Symbiosis
involve protection or other advantages to one or both partners
Symbiosis
To abbreviate “species”, use ____ (singular) or ____ (plural)
sp (singular) or spp (plural)
_______ is the potential ability to produce disease
pathogenecity
a symbiotic relationship in which the host is injured through theactivities of the other
Parasitism
“eating on the same table”
Commensalism
type of commensalism where association are beneficial to both organisms
Mutualism
association that is beneficial to one partner & at least not
advantageous to the other
Commensalism
grow in the presence or absence of oxygen; most pathogenic bacteria
Facultative anaerobes
Obligate anaerobes grow maximally at O2 concentration of less than ______
0.5% to 3%
bacteria present in the body which does not cause a disease
normal flora
bacteria which can cause a disease
Pathogenic
require oxygen for growth
Obligate aerobes
_____ is the disease producing power of an organism
virulence
By Gram Staining, All Cocci are Gram Positive except _______
neisseria
are killed by O2 ; grow maximally at O2 concentration of less than 0.5% to 3%
Obligate anaerobes
By Gram Staining, All Bacili are Gram Negative except ______
mycobacterium
use fermentation; can tolerate low amounts of oxygen because they have superoxide dismutase
Microaerophilic bacteria (aerotolerant anaerobes)
plural of genus is _______
genera
Genus name followed by the word “______” may be used to refer to genus as a whole
“species”
Species name mut all in _____
lowercase
Genus name must be capitalized _____
first letter
