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Final bio review Topics for consideration - Copy

Final bio review Topics for consideration - Copy - Final...

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Unformatted text preview: Final bio review: Monday Tuesday Go back to exam 1 and 2 Perfect symbiosis , Wild life reflection 2009 with Topics for consideration: • Evolution ch18-19: o Macroevolution versus microevolution; hox genes o Darwin theory of evolution: artificial(farmers) and natural selection: premise (5 requirments) for natural selection to occur o What is natural selection? Stabilizing, directional, disruptive o Measuring evolution: sedimentary rock and fossil layers, radioisotopic decay of atmospheric carbon, comparative anatomy (homologus and homoplastic structures and convergent evolution) vestigial structures, molecular evidence of genetic change o Biogeography and biogeographic realms o Hardy Weinberg principles: genetic equilibrium- evolution in action by comparing expected with actual observations o Increasing and decreasing genetic variations Decreasing: non-random mating, positive assortative mating, genetic drift, natural selection (stabilizing, directional, and disruptive) Increasing: mutations, negative assortative mating, gene flow...
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