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25 terms

Classification

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taxonomy
The science of grouping and naming organisms
Linnaeus
18th century scientist who developed the classification system we still use today.
species
smallest, least inclusive classification group
genus
larger than a species but smaller than a family.
family
larger than a genus but smaller than an order
order
larger than a family but smaller than a class
class
larger than an order but smaller than a phylum
phylum
larger than a class but smaller than a kingdom
Kingdom
Linnaeus' original system used this as the largest group
Domain
Largest and most inclusive classification group; recently created
Archaea
Domain of prokaryotes; no peptidoglycan in cell walls
Archaebacteria
The kingdom that contains extremophiles such as thermophiles, halophiles, and methanogens
Archaebacteria
Kingdom of prokaryotic, unicellular organisms that have no peptidoglycan in their cell walls.
Bacteria
Domain of prokaryotes; with peptidoglycan in cell walls
Eubacteria
The kingdom that contains E. coli, nitrogen fixing bacteria, and streptococcus.
Eubacteria
Kingdom of prokaryotic, unicellular organisms that have peptidoglycan in their cell walls.
Eukarya
Domain which contains all Kingdoms with eukaryotic cells
Protista
A kingdom that contains algae, paramecium, euglena, and ameoba.
Protista
Kingdom with eukaryotic cells; multicellular or unicellular; heterotrophic or autotrophic, asexual reproduction.
Plantae
The kingdom that contains mosses, flowering plants, ferns, and pine trees.
Plantae
Kingdom with eukaryotic cells; cell walls made of cellulose; all multicellular; all autotrophic
Fungi
The kingdom that contains mushrooms, mold, and yeast.
Fungi
Kingdom with eukaryotic cells; cell walls made of chitin; unicellular or multicellular; all heterotrophic
Animalia
The kingdom that contains insects, sponges, and worms.
Animalia
Kingdom with eukaryotic cells; no cell walls; all multicellular; all heterotrophic.