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Chapter_16_Learning_Objectives - and describe the...

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Chapter Learning Objectives Chapter 16: The Origin of Species 16.1 What is a species? Define Ernst Mayr’s biological species concept Describe some limitations of the biological species concept 16.2 How do new species form? Distinguish between allopatric and sympatric speciation Explain the allopatric speciation model and describe the mechanisms that may lead to divergence of isolated gene pools Define sympatric speciation and explain how polyploidy can cause reproductive isolation Define adaptive radiation
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Unformatted text preview: and describe the circumstances under which adaptive radiation may occur • Describe examples of adaptive radiation in the Galápagos and Hawaiian archipelagoes and in Cichlid fishes 16.3 How is reproductive isolation between species maintained? • Distinguish between premating and postmating isolating mechanisms • Describe five premating isolating mechanisms and give an example of each • Describe three postmating isolating mechanisms and give examples of each...
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