Classification - Alamance-Burlington School System
Classification What is Classification? Biologists want to better understand organisms so they organize them. Classification = the grouping of objects or information based on similarities. Taxonomy = the branch of biology that groups and names organisms based on studies of their different characteristics.
Aristotles Classification Animals were classified by where they lived. Land dwellers Water dwellers Air dwellers Plants were classified as: Herbs Shrubs
Trees Carolus Linnaeus Swedish naturalist formulated a system called Binomial Nomenclature. Two word naming system (all organisms given scientific names) Consists of the genus & species Latin Words / Italicized Ex:
Man = Homo (genus) sapien (species) Bobcat = Lynx (genus) rufus (species) How Living Things are Classified Today The smallest taxon is species. Organisms that look alike and successfully interbreed belong to the same species. The next largest taxon is a genus. A group of similar species that have similar
features and are closely related. Taxonomy Domain Consists of one or more kingdoms Most Broad Taxon Kingdom Taxon of similar phyla
Phylum Taxon of similar classes Class Taxon of similar orders Order Taxon of similar families
Family Consists of a group of similar genera Genus Species Most Specific Taxon Example: Man
Kingdom: Animalia Phylum: Chordata (backbone-like structure) Class: Mammalia (female produce milk for their young)
Order: Primate (stand upright) Family: Hominidae (manlike structure) Genus: Homo (true man) Species: sapien (wise) Remainder of Class Be on task!! The information you record today will be used (tentative) to build a cladogram (future topic) Make sure to research thoroughly to get the
best information Youll be using this in the future!
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