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A permanent change in your DNA (genetic material) of an organism *Can be harmful or helpful.
A process that weeds out the weak and allows for the strong to reproduce and pass down their traits.
The gradual change in inherited characteristics over time:graduated (millions of years) punctuated equilibrium (shorter time period).
A famous naturalist that used the term natural selection to describe his theories on evolution.
Survival of the fittest
Individuals with traits best suited to their environment are more likely to survive and reproduce
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