APY107 - Neoevolution

APY107 - Neoevolution - M ajor Concepts in N eo-evol uti...

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    Major Concepts in Neo-evolutionary Theory: Microevolution Macroevolution
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    Modern Synthesis The joining together of mutation and natural selection concepts into a comprehensive explanation of evolution.
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    Microevolution Small-scale evolutionary changes that occur over the span of a few generations and can be detected in living populations.
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    Macroevolution Large-scale evolutionary changes that may require many hundreds of generations and are usually only detectable in fossil record.
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    Evolution A change in allele frequency from one generation to the next.
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    Population Within a species, the community of individuals where mates are found. Shares a common gene pool.
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    Endogamy Mating with others from the same group. Exogamy Mating with individuals from other groups.
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    CULTURAL BOUNDARIES
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    Forces of evolution: mutation gene flow genetic drift natural selection  
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    Mutation The ultimate source of all new variation, representing errors in the transmission of genetic information.
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    Point mutations Chromosomal mutations
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    Gene flow The exchange of genes between populations.   
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    Increases variation within populations, decreases it between populations.
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    Genetic drift Changes in allele frequencies produced by random (sampling) factors.
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This note was uploaded on 10/10/2010 for the course APY 107 taught by Professor Krumrine during the Fall '09 term at SUNY Buffalo.

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APY107 - Neoevolution - M ajor Concepts in N eo-evol uti...

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