1. Adaptations

2. Gradualism
The theory that changes to the organisms in a population occur slowly and steadily over Earth’s history

3. Punctuated Equilibrium
The theory that changes to the organisms in a population can occur in rapid spurts followed by long periods of little change

4. Proof of Punctuated Equilibrium
In Alberta, hunting Big Horn Sheep requires to shoot only the males with horns that create a full circle with their horns.
What would this do to the following generation?

5. Variation
a difference in the frequency of genes and traits among individual organisms within a population

6. Adaptations
any structural trait or behavior that improves an organisms success at surviving and reproducing in a particular environment