Chapter 23 outline - TheEvolutionofPopulations

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The Evolution of Populations
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Emphasizes the extensive genetic variation within  populations and recognizes the importance of quantitative  characteristics. Modern Synthesis – comprehensive theory of evolution  that integrates discoveries and ideas from many different  fields, including paleontology, taxonomy, biogeography,  and, of course, population genetics. Modern synthesis emphasizes the importance of  populations as the units of evolution, the central role of  natural selection as the most important mechanism of  evolution, and the idea of gradualism to explain how large  changes can evolve as an accumulation of small changes  occurring over long periods of time.
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Population – localized group of individuals  belonging to the same species Species – a group of populations whose  individuals have the potential to interbreed and  produce fertile offspring in nature Gene Pool – total aggregate of genes in a  population at any one time consisting of all alleles  at all gene loci in all individuals of the population
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Hardy-Weinberg theorem – the frequencies of 
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Chapter 23 outline - TheEvolutionofPopulations

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