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9 Cards in this Set
- Front
- Back
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What are the characteristics of a cell
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DNA, organelles, enclosed by a membrane that separated the internal and external environment, and the ability to carry out metabolism.
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What is the branch of biology that is used to name and classify organisms called?
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taxonomy
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What is the named unit at any given level of classification?
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taxon
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what was the accomplishments of Linnear
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he classified organisms and gave scientific names to genus and species
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What is the study of biological diversity called
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systematics
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what is a phylogeny
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a group of related organisms
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What makes a taxon monophyletic?
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if a single ancestor has given rise to all species within that group and to no other species in any other group
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What is a polyphyletic taxon
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its members are derived from more than one ancestor.
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what is a paraphyletic taxon
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it includes the group and its common ancestors but excludes all other groups that may also have come form the common ancestor.
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