Principles of Evolution

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What is evolution in biological terms?
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Evolution is the change in the heritable traits of biological populations over successive generations.
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Who proposed the theory of natural selection?
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The theory of natural selection was proposed by Charles Darwin and Alfred Russel Wallace.
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What are genetic mutations?
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Genetic mutations are changes in the DNA sequence of an organism's genome.
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What is the role of genetic drift in evolution?
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Genetic drift is the change in the frequency of existing alleles in a population due to random sampling of organisms.
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What did Darwin observe in the Galápagos Islands that contributed to his theory?
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Darwin observed finches with varied beak shapes suited to their specific diets in the Galápagos Islands, a key insight for natural selection.
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