Natural Selection & Adaptation

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Biodiversity

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The variety of life in the world or in a particular habitat or ecosystem.

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Natural Selection

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A process in which individuals with certain inherited traits tend to survive and reproduce at higher rates than others because of those traits.

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Extinction

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When a species no longer has any known living individuals.

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Genes

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DNA segments that determine traits.

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Traits

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A characteristic that an organism can pass on to its offspring through its genes.

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Variations

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Any difference between individuals of the same species.

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Adaptations

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Traits that improve an individual's ability to survive and reproduce.

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Inherited traits

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Traits that are passed from parents to their offspring.

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Acquired traits

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Characteristics or behavior not genetic or inherited.

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Heredity

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Passing of traits from parents to offspring.