Evidence of Evolution

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What is an ancient ancestor?

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An extinct species related to a current species.

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What is natural selection?

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Organisms with better adaptations to their environment tend to survive and produce more offspring.

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What is biological evolution?

Back

A theory that explains how species change over time.

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What is the significance of genetic variation in a species?

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A species with high genetic variation is more likely to adapt and survive changes in the environment.

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What does evolution mean in biology?

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A change in the traits of a population across generations of a species.

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What is a common misconception about evolution?

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That it is a myth; evolution is a well-supported scientific theory.

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How does natural selection lead to evolution?

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Natural selection favors individuals with advantageous traits, leading to changes in the population over time.

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What role do mutations play in evolution?

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Mutations introduce new traits that can be beneficial, neutral, or harmful, contributing to genetic diversity.

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What is adaptation?

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

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What is the difference between a theory and a law in science?

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A theory explains why something happens, while a law describes what happens under certain conditions.