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Biology Ch 17.1-2
| Term | Definition |
|---|---|
| binomial nomenclature | Linnaeus's system of naming organisms, which gives a scientific two-word Latin name to each species-the first part is the genus name and the second is the specific epithet. 17.1 |
| class | Taxonomic group that contains one or more related orders. 17.1 |
| classification | Grouping of organisms or objects based on a set of criteria that helps organize, communicate, and retain information. 17.1 |
| division | Taxonomic term used instead of phylum to group related classes of plants and bacteria. 17.1 |
| domain | Taxonomic group of one or more kingdoms. 17.1 |
| family | Taxonomic group of similar, related genera that is smaller than a genus and larger than an order. 17.1 |
| genus | Taxonomic group of closely related species with a common ancestor. 17.1 |
| kingdom | Taxonomic group of related phyla or divisions. 17.1 |
| order | Taxonomic group that contains related families. 17.1 |
| phylum | Taxonomic group of related classes. 17.1 |
| taxon | Named group of organisms, such as phylum, genus, or species. 17.1 |
| taxonomy | Branch of biology that identifies, names, and classifies species based on their natural relationships. 17.1 |
| character | Inherited morphological or biochemical feature that varies among species and can be used to determine patterns of descent. 17.2 |
| cladistics | Taxonomic method that models evolutionary relationships based on shared derived characters and phylogenetic trees. 17.2 |
| molecular clock | Model that uses comparisons of DNA sequences to estimate phylogeny and rate of evolutionary change. 17.2 |
| phylogeny | Evolutionary history of a species. 17.2 |