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Phylogeny Terms

Name the term that corresponds to the definition.
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Last updated: April 28, 2021
First submittedApril 28, 2021
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Definition/description
Answer
Diagram that depicts the genealogic relationships between taxa as hypothesized by a particular investigator or group of investigators
Phylogenetic tree
Group composed of an ancestor and all its descendants; none of its descendants are excluded; AKA clade
Monophyletic
Groups that consist of a common ancestor but not all descendants of that ancestor
Paraphyletic
Group with two or more ancestors, but not including the true common ancestor of its members
Polyphyletic
Structures that a common origin but not are not necessarily a common function are...
Homologous
Other structures which have a similar superficial appearance and function are...
Analogous
Definition/description
Answer
Comparable selective forces, acting on organisms in similar habitats but different parts of the world
Convergent Evolution
Widely used method of classifying organisms
Cladistics
Character states that arose in the common ancestor of the group and are present in all its members
Synapomorphies
Taxon that's closest related to but not a member of the study group under investigation
Outgroup
Provides a graphical representation of a working model; result of cladistic analysis
Cladogram
Principle that states a cladogram should be constructed in the simples, most efficient, and least complicated way. Principle of ______
Parsimony
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