Chapter 18 Vocb Flashcards
study of the diversity of life and the evolutionary relationships between organisms.
Systematics
classification system in which each species is assigned a two-part scientific name.
Binomial Nomenclature
group or level of organization into which organisms are classified.
Taxon
largest and most inclusive group in classification.
Kingdom
in classification, a group of closely related classes.
Phylum
in classification, a group of closely related orders.
Class
in classification, a group of closely related families.
Order
in classification, a group of similar genera
Family
study of evolutionary relationships among organisms.
Phylogeny
group of closely related species; the first part of the scientific name in binomial nomenclature.
Genus
evolutionary branch of a cladogram that includes a single ancestor and all its descendants.
Clade
group that consists of a single ancestral species and all its descendants and excludes any organisms that are not descended from that common ancestor.
Monophylectic Group
diagram depicting patterns of shared characteristics among species.
Cladogram
trait that appears in recent parts of a lineage, but not in its older members.
Derived Character
a larger, more inclusive taxonomic category than a kingdom.
Domain
