Natural Selection

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What is Microevolution?

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The process by which species evolve over time through the accumulation of small genetic changes.

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What is Gene Flow?

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The movement of genes into or out of a population due to the migration of individuals.

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What is Artificial Selection?

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The selection of traits in organisms that are desirable to humans.

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What defines a Species?

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A group of similar organisms that can breed and produce fertile offspring.

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What is a Trait?

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

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What is 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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What is Adaptation?

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A trait that increases an organism's chances of survival and reproduction in a specific environment.

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What is Genetic Drift?

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A mechanism of evolution that refers to random changes in the frequency of alleles in a population.

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What is Speciation?

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The process by which new species arise from existing species.

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What is a Homologous Structure?

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An anatomical feature in different species that is similar due to shared ancestry.