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Chapter 17.2
Chapter 17.2 vocab
Term | Definition |
---|---|
systematics | the classification of living organisms in terms of their natural relationships |
phylogenetics | the analysis if the evolutionary or ancestral relationships among taxa |
phylogenetic diagram | a branching diagram that shows how organisms are related through variation |
cladistics | a phylogenetic classification system that uses shared derived characters and ancestry as the sole criterion for group taxa |
shared character | |
derived character | |
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 |