Classification part 1 for blog
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CLASSIFICATION NOTES
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Classification- A grouping of objects or information based on similarities
Taxonomy- the branch of biology concerned with the grouping & naming of organisms
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Aristotle:384-322 BCFirst method of classification2 major groups Plants - size & structure Animals - where they lived
(land or water)
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Linnaeus: 1707 - 1778 Still used today Based on physical characteristics, close relationships
7 Levels of classification1. Kingdom2. Phylum3. Class4. Order5. Family6. Genus7. Species
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King Phillip Came Over
From Great Scotland
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Taxon: a group at any level of organization.
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Polar bear Black bear Giant panda
Red fox Abert squirrel
Coral snake
Sea star
KINGDOM Animalia
PHYLUM Chordata
CLASS Mammalia
ORDER Carnivora
FAMILY Ursidae
GENUS Ursus
SPECIES Ursus arctos
Section 18-1
Figure 18-5 Classification of Ursus arctos
Go to Section:
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Binomial nomenclature: System that gives each organism 2 names
Genus: 1st word, always capitalized.Group of closely related species
species: 2nd word, lowercase.descriptive (latinized)Ex-Eurycea bislineata-2 line salamandercommon name varies from place to place
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• http://www.search.com/reference/Wile_E._Coyote_and_Road_Runner
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Domain Archaea
Kingdom ArchaebacteriaProkaryotes - No nucleus or
membrane-bound organellesCell walls without peptidoglycanUnicellularAutotroph or heterotrophExamples: Methanogens, Halophiles
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Domain Bacteria
Kingdom EubacteriaProkaryotesCell walls with peptidoglycanNo nucleus or membrane bound OrganellesUnicellularAutotroph or HeterotrophE. Coli and Streptococcus
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Domain EukaryaKingdom ProtistaEukaryotic Cell walls in SOME (plantlike) with cellulose with chloroplastsMost are Unicellular some Multicellular Autotroph or heterotrophParamecium, Kelp, Euglena
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Domain EukaryaKingdom FungiEukaryoteCell wall with chitin, nucleus and membrane-bound organelles-no chloroplastsMost are multicellularHeterotrophEats by absorbing nutrients Mushrooms, yeasts
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Domain EukaryaKingdom PlantaeEukaryotesCell walls with cellulose, have chloroplastsMulticellularAutotrophMosses, ferns, trees, flowering plants
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Domain EukaryaKingdom AnimaliaEukaryoteNo cell wall or chloroplastsHave specialized systemsMulticellularHeterotrophsponges, worms, insects, fish
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1. This kingdom contains all autotrophic organisms.
2. The term autotrophic refers to…
3. The opposite of autotrophic is…
4. These organisms contain the material chitin…
5. These kingdoms contain prokaryotic cells…
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6. Which is the most general of Linnaeus’ seven taxa?
7. If 2 organisms are in the same kingdom, must they belong to the same phylum?
8. If several organisms contain the same class characteristics, must they belong to the same phylum?
9. Linnaeus’ 2 name system is called…
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10.The most specific part of a scientific name is the…
11.If 2 organisms belong to the same order, must they belong to the same family?
12.In the scientific name the first letter of the ___ must be capitalized.
13. The scientific name must be ____ or italicized.