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Chapter 17

Vocabulary

TermDefinition
Binomial Nomenclature-pg 488 exchange of matter though the biosphere involving living organisms, which gives a specific two-word Latin name to each species.
Class - pg 488 taxonomic group that contains one or more related orders.
Classification - pg 484 grouping of organisms or objects based on a set of criteria that helps organize, communicate, and retain information.
Division - pg 488 taxonomic term used instead of phylum to group related classes of plants and bacteria.
Domain - pg 488 taxonomic group of one or more kingdoms.
Family - pg 487 taxonomic group of similar, related genera that is smaller than a genus and larger than an order.
Genus - pg 487 taxonomic group of closely related species with a common ancestor.
Kingdom - pg 488 taxonomic group of related phyla or divisions.
Order - pg 488 taxonomic group that contains related families.
Phylum - pg 488 taxonomic group of related classes.
Taxon - pg 487 named group of organisms, such as a phylum, genus, or species.
Taxonomy - pg 485 branch of biology that identifies, names, and classifies species based on their natural relationships.
Character - pg 492 inherited morphological or biochemical feature that varies among species and can be used to determine patterns of descent.
Cladistics - pg 495 taxonomic method that models evolutionary relationships based on shared derived characters and phylogenetic trees.
Cladogram - pg 496 diagram with branches that represents the hypothesized phylogeny or evolution of a species or group; uses bioinformatics, morphological studies, and information from DNA studies.
Molecular Clock - 495 model that uses comparisons of DNA sequences to estimate phylogeny and rate of evolutionary change.
Phylogeny - pg 491 evolutionary history of a species.
Archaea - pg 500 the species classified in Domain Archaea, are thought to be more ancient than bacteria and yet more closely related to eukaryotic ancestors.
Fungus - pg 501 unicellular or multicellular eukaryote that is stationary, absorbs nutrients from organic materials in the environment, and has cell walls that contain chitin.
Protist - pg 501 unicellular, multicellular, or colonial eukaryotic whose cell walls may contain cellulose; can be plant like, animal-like, or funguslike.
Created by: IsabelVargas21