Unformatted text preview: Gradualism and punctuated equilibrium? Prezygotic and postzygotic barriers? Sympatry and allopatry? How are these terms related to each other, and which terms are processes that result in other terms? Be able to discuss and contrast the definitions of species that we discussed in class. Why is it difficult to define a distinct species? How can allopatric speciation happen? How can sympatric speciation happen? List some prezygotic and postzygotic barriers. How might they evolve? If provided with a scenario, be able to use the correct terms to describe it....
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- Fall '09
- Evolution, Study Guide Chapter, Gradualism