Flashcards in Introduction, Classification, Prokaryotes Deck (22)
The evolutionary history of a species or group of species
A discipline focused on classifying organisms and determining their evolutionary relationships
How organisms are named and classified
The named taxonomic unit at any level of a hierarchy
The scientific study of life
A taxonomic category above the kingdom level. Archaea, bacteria and eukarya
A taxonomic category, the second broadest after domain. 4 kingdoms: Protista, fungi, plantae and animalia
The taxonomic category above class
Taxonomic classification above order
Taxonomic class above family
Taxonomic category above genus
Taxonomic category above species; designated by the first word of a species' two part scientific name
A population or group of populations whose members have the potential to interbreed in nature and produce viable, and fertile offspring, but do not produce viable, fertile offspring with members of other such groups
The uncapitalized Latin adjective or noun that follows a capitalized genus name in binomial nomenclature and serves to distinguish a species from others in the same genus
An organism that lives in environmental
conditions so extreme that few
other species can survive there. Extremophiles
include extreme halophiles (“salt lovers”) and
extreme thermophiles (“heat lovers”).
that produces methane as a waste product of
the way it obtains energy. All known methanogens
are in domain Archaea.
A phylum of domain bacteria, kingdom eubacteria. Often called blue-green algae due to their color, they obtain their energy through photosynthesis
Pertaining to a group of taxa that consists of a common
ancestor and all of its descendants. Equivalent to a clade.
Pertaining to a group of taxa that includes distantly related organisms but does not include their most
recent common ancestor.
Same as monophyletic