Evolution

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What is the method for calculating the age of archeological specimens?

Back

Radiometric dating is the method used to calculate the age of archeological specimens.

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What do we call the differences between individuals or populations?

Back

Genetic variation refers to the differences between individuals or populations.

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What is the term for the continued existence of organisms that are better adapted to their environment?

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Survival of the fittest describes the continued existence of organisms that are better adapted to their environment.

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What is dog breeding an example of?

Back

Dog breeding is an example of artificial selection.

Front

What do we call the process when closely related organisms generate differences over time leading to speciation?

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Divergent evolution is the process where closely related organisms generate differences over time that lead to speciation.

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What is natural selection?

Back

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

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What is artificial selection?

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Artificial selection is the process by which humans breed plants and animals for particular genetic traits.

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What is genetic drift?

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Genetic drift is a mechanism of evolution that refers to random changes in the frequency of alleles in a population.

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What is speciation?

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Speciation is the evolutionary process by which populations evolve to become distinct species.

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What is the fossil record?

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The fossil record is the history of life as documented by fossils, which are the preserved remains or traces of organisms.