b23 - Mechanisms of Evolution II Spring, 2010 Le ctureS...

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Mechanisms of Evolution II Spring, 2010
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Date Topic Chapter Mon Mar 22 Introduction to Evolution Wed Mar 24 Descent with Modification 22 Fri Mar 26 Microevolution: Mechanisms of Evolution I 22,23 Mon Mar 29 Microevolution: Mechanisms of Evolution II 23 Wed Mar31 Macroevolution: Origin of Species 23,24 Fri April 2 Macroevolution: Speciation and Extinction 24 Mon April 5 Sexual Selection and Evolution of Sex 24 Wed April 7 Origin of Life 1 25 Fri April 9 Origin of Life 2 25 Mon April 12 Human Evolution 26 Wed April 14 Phylogeny 1 50 Fri April 16 Phylogeny 2 50 Mon April 19 TBA TBA Wed April 21 EXAM 3 –in CLASS Lecture Schedule
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What is Microevolution ? • Changes in: • the frequencies of genotypes in a population • the frequency of alleles in a population the gene pool of a population
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What causes microevolution? 1. Mutation 2. Gene flow 3. Genetic drift 4. Sexual recombination 5. Natural selection All of these factors change Hardy-Weinberg Equilibrium!
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Change in nucleotide sequence of DNA that is passed on between generations point mutations, gene duplications
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b23 - Mechanisms of Evolution II Spring, 2010 Le ctureS...

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