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Study Guide: Midterm 2
Evolution |
Change in the properties of a species over generations. ** All living things descended from common ancestors ** All living things can change and give rise to new species |
Natural Selection |
The differential survival and reproduction of organisms with heritable characteristics that make them better suited to their environment. Natural selection is the driving force of evolution |
Homology |
similar characteristics due to recent common ancestry |
Convergence |
similar characteristics not due to evolutionary history, but to environmental pressure (e.g. bats, birds, insects all have wings for flying) |