Cladistics

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Cladistics

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Method of classifying organisms to show a common lineage

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Cladogram

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Diagram used to show how organisms are related

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Ancestral Character

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Trait that the entire line of descent shares

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Derived Character

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Trait that only one or some share, not all; trait that evolved in the lineage

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Character (trait)

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Inheritable feature or thing that can be observed

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Shared Character

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When two lineages have a trait in common

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Clade

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Group of organisms that share a trait

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Where you would find the descendants on a cladogram

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At the end/on the tip of the line (tree)

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Node

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Intersecting point that shows a common ancestor

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Outgroup

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Organism that is used to show a comparison to the other descendants