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MB 17.2

MB Chapter 17, Section 2

TermDefinition
systematics a process in which organisms are classified in terms of their natural relationship
phylogenetics the analysis of the evolutionary or ancestral relationships among taxa
phylogenetic diagram a branching diagram that shows how organisms are related through evolution
cladistics a phylogenetic classification system that uses shared derived characters and ancestry as the sole criterion for grouping taxa
shared character a feature that all members of a group have in common
derived character a feature that evolved only within the group under consideration
clade the group of organisms that includes an ancestor plus all of its descendants
cladogram a diagram that is based on patterns of shared, derived traits and that shows the evolutionary relationships between groups of organisms
Created by: simmonsr20
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