BIO 2 Ordering Diversity Notes - Lecture 2 - Ordering...

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Unformatted text preview: Lecture 2 - Ordering Diversity 1. species concept Species = fundamental Species how to called: there should be reproductive isolation & random mating Reproductive isolation - only for sexually reproductive organism 2. phylogenetic concept: tracing ancestry because ancestor gives rise to irreducible grouping 3. taxonomy: formal system of naming org.; genus= general species = specific Genus: characteristic normally; species: derived from name of inventor/ place it comes from 4. phylogenetics: study of where groups came from evolutionary relationshipts Done pictorially using phylogenetic tree ( like tree of life) Node indicates split & common ancestor Top is called tips 5. monophyletic group: true evolutionary tribe thats why we want to assign organism into monophyletic groups 6. phylogenetic analysis is based on characters of organisms to deduce relationship (trace back 6....
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This note was uploaded on 04/25/2010 for the course BIOLOGY BIO153 taught by Professor Cordon during the Fall '10 term at University of Toronto- Toronto.

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BIO 2 Ordering Diversity Notes - Lecture 2 - Ordering...

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