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Explore the importance of classification in biology, learn how animals are named using binomial nomenclature, and understand the hierarchical levels of Linnaeus' classification system.
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Bioclassification aka: “classification”
Why classify? What is the name of this animal?
Depending where you live… You might call this animal a: Puma Lion Panther Cougar
Binomial Nomenclature by: Carlous Linnaeus System where each species is assigned a two-part scientific name. * the name is Latin & italicized ~Use creature’s characteristics & dichotomus key to determine name * the first word is capitalized
common name: mule deer Latin name: Odocoileus hemionus Binomial Nomenclature Example
Linnaeus’ Classification System • Includes 8 levels of taxonmy • taxonomy = specific group based on characteristics • Characteristics developed over time cladograms. • Order: largest taxaindividual organism: Domain Kingdom Phylum Class Order Family Genus Species
Domains (Most-inclusive taxonomic category. Larger than a kingdom) Archaea Bacteria Corresponds to Kingdom Archae (really old bacteria Domain) Eubacteria Corresponds to Kingdom Eubacteria (bacteria Domain) Eukarya Composed of protists, fungus, plants & animals (our Domain!)
Kingdoms (six) Archae Bacteria Protista Fungi (saprocytes) Plantae Animalia
Review: Domains & Kingdoms Archaea Bacteria Domain Archaea Kingdom Eubacteria Domain Bacteria Kingdom Eukarya Domain Protists Kingdom Fungi Kingdom Plantae Kingdom Animalia Kingdom
Archaea Bacteria Domain v. Eubacteria Domain
Kingdom Bacteria v. Kingdom Archae BACTERIA ARCHAE
Eukarya Domain (everyone has a NUCLEUS!) Protista Kingdom Fungi Kingdom Plantae Kingdom Animalia Kingdom
Kingdom Protista Has Nucleus = Eukarya Live in WATERMulticellular “protozoans” = animal-like Heterotrophs
Kingdom Fungi Has NUCLEUS = Eukaryote CELL WALLS!!! 2+ cells HETEROTROPHS stationary decomposers sex
Kingdom Plantae NUCLEUS = Eukaryote CELL WALLS AUTOROPHS (photosynthesis) stationary 2+ cells sex
Kingdom Fungi v.Kingdom Plantae PLANTS FUNGI
Kingdom Animalia Has NUCLEUS = Eukaryote heterotrophs 2+ cells mobile sex
Kingdom Animalia v.Kingdom Plantae ANIMALS PLANTS
FUNGI PROTISTA PLANTS ARCHAE ANIMALS BACTERIA
Linnaeus’ Classification System • Includes 8 levels of taxonmy • taxonomy = specific group based on characteristics • Characteristics developed over time cladograms. • Order: largest taxaindividual organism: Domain Kingdom Phylum Class Order Family Genus Species
All you need to know: Species (the last group) = most exclusive taxon (it’s the smallest class)