Evolution review

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What is Evolution?

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Change over time in the heritable characteristics of biological populations.

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What is Natural Selection?

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

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What does 'fitness' mean in an evolutionary context?

Back

The ability of an organism to survive and reproduce in its environment.

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What is a variation in biology?

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

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How does camouflage help in natural selection?

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Camouflage allows organisms to blend into their environment, making them less visible to predators.

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What is the significance of the number of offspring in natural selection?

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More offspring increase the chances of survival of the species and passing on favorable traits.

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What is meant by 'survive and reproduce' in natural selection?

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It refers to the idea that the ultimate goal of an organism is to live long enough to produce offspring.

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What is selective breeding?

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The process by which humans breed plants and animals for particular genetic traits.

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What is the role of mutations in evolution?

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Mutations introduce new genetic variations, which can lead to new traits in a population.

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What is adaptation?

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A trait that helps an organism survive and reproduce in its environment.