Natural Selection & Evolution

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What is Natural Selection?

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Natural Selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

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What does 'Survival of the Fittest' mean?

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Survival of the Fittest means that the best adapted animals will survive and reproduce.

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What is Evolution?

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Evolution is the change in the heritable characteristics of biological populations over successive generations.

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What is a Mutation?

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A mutation is a random change in the DNA sequence of an organism.

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How do predators affect population dynamics?

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Predators can influence which traits are favorable in a population, leading to changes over time.

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What is Variation in a species?

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Variation refers to the differences in traits among individuals in a population.

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What is the role of overproduction in Natural Selection?

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Overproduction leads to competition for resources, which can result in natural selection.

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What is Adaptation?

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Adaptation is a trait that helps an organism survive and reproduce in its environment.

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What is the significance of the peppered moth in evolution?

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The peppered moth is a classic example of natural selection, where dark moths became more common in polluted areas.

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What is Extinction?

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Extinction is the end of an organism or a group of organisms, often due to inability to adapt.