BIOL 201 Chapter Notes - Chapter 12: Prunus, Nepeta, Polyphyly
Document Summary
What is systematics: study of biological diversity and its evolutionary history. A species name consists of two parts: first is the genus and the second is the identifying, naming and classifying of organisms specific epithet (ex. Kingdom, phylum, class, order, family genus and species. A taxon is the group at any level. A category is the level at which the group is ranked. Genus and species are categories but prunus and prunus persica are taxa. Composed of an ancestor and all its descendants. Composed of an ancestor but not all its descendants. Composed of two or more ancestors but not including the true common ancestor of its members. A method of classifying organisms through the understanding of phylogenetic. Focuses on the branching of one lineage from another in the course of. The end result is a cladogram (a graphical representation)
