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Department
Biological Sciences
Course
BIO SCI 94
Professor
Nancy Aguilar- Roca
Semester
Winter

Description
Bio 94“Organisms to Ecosystems” Lesson #7 Jan 24, 2014 Reading: Chapter 26: pgs 536-544 (stop at Maximum Parsimony and Maximum Likelihood); pg. 547-553 Bio 94Winter 2014 © Dr. Nancy Aguilar-Roca Learning Objectives By the end of this lesson, you should be able to: •de▯ne the following terms: branch point, sister taxa, root, basal taxon, polytomy •construct a phylogenetic tree using a table of shared derived characters •distinguish analogous structures from homologous ones •recognize monophyletic, paraphyletic and polyphyletic groups •discuss the pros and cons of molecular clocks •de▯ne horizontal gene transfer Bio 94Winter 2014 © Dr. Nancy Aguilar-Roca Taxonomy & Phylogeny how animals are classi▯ed evolutionary history memorize the Linnaean classi▯cation scheme Fig. 26.3, 26.4 Bio 94Winter 2014 © Dr. Nancy Aguilar-Roca How to read a tree Taxon A Taxon B Taxon C Taxon D Taxon E Taxon F Taxon G Fig. 26.5 Bio 94Winter 2014 © Dr. Nancy Aguilar-Roca How to read a tree Fig. 26.10 Bio 94Winter 2014 © Dr. Nancy Aguilar-Roca Practical Application of Phylogeni
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