Evolution Key Vocabulary

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Natural Selection

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The process by which organisms better adapted to their environment tend to survive and produce more offspring.

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Evolution

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The change in the heritable characteristics of populations over generations.

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Adaptations

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Traits that improve an individual's ability to survive and reproduce in a particular environment.

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Heredity

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The passing on of physical or mental characteristics genetically from one generation to another.

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Speciation

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The formation of new and distinct species in the course of evolution.

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Fitness

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An organism's ability to survive, reproduce, and pass on its genes to the next generation in a given environment.

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Homologous structures

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Variation

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Differences in physical traits of an individual from the group to which it belongs.

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Gel Electrophoresis

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Paper Chromatography

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