How can we help?

You can also find more resources in our Help Center.

15 terms

Chapter 17 Biology Test

Notecards
STUDY
PLAY
Archaea
one of the three domains of life, containing single-celled prokaryotes in the kingdom Archaea
Bacteria
one of three domains of life, containing single-celled prokaryotes in the kingdom Bacteria
Binomial Nomehclature
naming system in which each species is given a two-part scientific name (genus and species) using Latin words
Cladistics
method of organizing species by evolutionary relationships in which species are grouped according to the order that they diverged from their ancestral line
Cladogram
diagram that dispays propsed evolutionary relationships among a group of species
Derived Characters
trait that differs in structure of function from that found in the ancestral line for a group of species; used in contributing cladograms
Eukarya
one of the three domains of life, contains all eukaryotes in kingdoms Protista, Plantae, Fungi, and Animals
Genus
first name in binomial nomenclature; the second-most specific taxon in the Linnaean classification system that include one or more physically similar species, which are thought to be closely related
Phylogeny
evolutionary history of a group of related species
Taxon
(plural:taxa) level coithin the Linnaean system of classification (kingdom, phylum, class, order, family, genus, or species) that is organized into a nested hierarchy
Taxonomy
science of classifying and naming organism
Clade
a group of species that shares a common ancestor
Outgroup
a group of species that shares no derived characters with the other groups being studied
Primitive Character
a trait that groups and outgroups share
Nodes
a place where the branch splits