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Variation

A change in an organisms DNA (a special trait) of an organism *Can be harmful or helpful.

Adaptation

Any variation that makes an organism better suited to it's environment.

Mutation

A permanent change in your DNA (genetic material) of an organism *Can be harmful or helpful.

Natural Selection

A process that weeds out the weak and allows for the strong to reproduce and pass down their traits.

Evolution

The gradual change in inherited characteristics over time:graduated (millions of years) punctuated equilibrium (shorter time period).

Population

A group of the same organism in a specific place/area.

Extinction

When no more of a species exists.

Charles Darwin

A famous naturalist that used the term natural selection to describe his theories on evolution.

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