Biology Chapter 17 Vocabulary and Assessment

Topics: Species, Evolution, Organism Pages: 2 (411 words) Published: April 20, 2014
CH 17 SEC 1
1. Binomial nomenclature: Linnaeus’s system of naming organisms, giving a scientific two-word name to each species- the first part being the genus, and the second the species 2. Class: taxonomic group that contains one or more related orders 3. Classification: grouping of organisms or objects based on a set of criteria that helps organize, communicate, and retain information 4. Division: taxonomic term used instead of phylum to group related classes of plants and bacteria 5. Domain: taxonomic group of one or more kingdoms

6. Family: taxonomic group of similar, related genera that is smaller than a genus and larger than an order 7. Genus: taxonomic group of closely related species with a common ancestor 8. Kingdom: taxonomic group of closely related phyla or divisions 9. Order: taxonomic group that contains related families

10. Phylum: taxonomic group of related classes
11. Taxon: named group of organisms ex: phylum, species
12. Taxonomy: branch of biology that identifies, names, and classifies species based on their natural relationships. CH 17 SEC 2
13. Character: inherited morphological or biochemical feature that 14. Cladistics: taxonomic method that models evolutionary relationships based on shared derived characters and phylogenetic trees 15. Cladogram: branched diagrams that represents the hypothesized phylogeny or evolution of a species or group; uses bioinformatics, morphological studies, and information from DNA studies 16. Molecular clock: model that uses comparisons of DNA sequences to estimate phylogeny and rate of evolutionary change 17. Phylogney: evolutionary history of a species

CH 17 SEC 3
18. Archaea: the species classified in Domain Archaea
19. Fungus: unicellular or multicellular eukaryote that is stationary, absorbs nutrients from organic materials in the environment, and has cell walls that contain chitin 20. Protist: unicellular, multicellular, or colonial eukaryote whose cell...
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