Questions

When does natural selection occur?
How does common descent explain the connection between living and extinct species?
How does the geographic distribution of species today relate to their evolutionary history?
Why do homologous structures suggest about the process of evolutionary change?
What do similarities in embryonic development suggest about the process of evolutionary change?
How do fossils help to show the descent of modern species from ancient ancestors?
How can molecular biology be used to trace the process of evolution?
How does natural selection affect single-gene traits?
How does natural selection affect polygenic traits?
What is genetic drift?
What types of isolation lead to new species?
Where do genes come from?