Darwin’s Theory_ Natural Selection

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Natural Selection Noun

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[nach-uh-ruhl suh-lek-shuhn]

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Artificial Selection Noun

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[ahr-tuh-fish-uhl suh-lek-shuhn]

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Struggle for Existence Noun

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[struhg-uhl for eg-zis-tuhns]

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Adaptation Noun

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[ad-ap-tey-shuhn]

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Fitness Noun

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[fit-nis]

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Survival of the Fittest Noun

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[ser-vahy-vuhl uhv thuh fit-ist]

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Heritable Variation Noun

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[her-i-tuh-buhl vair-ee-ey-shuhn]

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Descent with Modification Noun

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[dih-sent with mod-uh-fi-key-shuhn]

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Common Descent Noun

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[kom-uhn dih-sent]

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Speciation Noun

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[spee-see-ey-shuhn]

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