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Unformatted text preview: Distinguish between allopatric and sympatric speciation. Define allopatric speciation. Describe the mechanisms that may lead to divergence of isolated gene pools. Define sympatric speciation and explain how polyploidy can cause reproductive isolation. Distinguish between an autopolyploid and an allopolyploid species and describe examples of each. Explain how habitat differentiation has led to sympatric speciation in North American maggot flies. Explain how sexual selection has led to sympatric speciation in the cichlids of Lake Victoria. Explain how the process of speciation may be reversing due to pollution in this lake....
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- Spring '08