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24 Cards in this Set
- Front
- Back
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Taxonomy |
A discipline where biologists use a classification system to name organisms and group them in a logical manner |
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Binomial nomenclature |
A two part scientific naming system |
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Genus |
A group of closely related species |
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Taxon |
Each level in a taxonomic nomenclature |
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Family |
A level that groups genera with similar characteristics |
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Order |
A broad taxonomic composed of similar families |
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Class |
The next largest category composed of similar orders |
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Phylum |
The second largest level that is composed of similar classes |
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Kingdom |
The largest and most inclusive taxonomic level |
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Phylogeny |
The study of evolutionary relationships among organisms |
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Evolutionary Classification |
The strategy of grouping organisms together based on their evolutionary history |
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Derived Characteristics |
Characteristics that appear in recent parts of a lineage but not in its older members |
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Cladogram |
A diagram that shows the evolutionary relationships among a group of organisms |
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Molecular Clock |
A model that uses DNA comparisons to estimate the length of time that two species have been evolving |
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Domain |
A more inclusive category that is larger than a kingdom |
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Bacteria |
Unicellular and prokaryotic organisms |
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Eubacteria |
The kingdom for bacteria |
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Archaea |
Another group of unicellular and prokaryotic organisms |
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Archaebacteria |
The kingdom for archaea |
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Eukarya |
The domain that could nations all organisms that have a nucleus |
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Protista |
A kingdom composed eukaryotic organisms that cannot be classified as animals, plants, or fungi |
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Fungi |
A kingdom for organisms that are heterotrophs |
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Plantae |
A kingdom for multicellular organisms that are photosynthetic autotrophs |
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Anamalia |
A kingdom for multicellular and heterotrophic organisms |
