Evolution Review

What is the process by which individuals with certain traits are more likely to survive and reproduce?

• Genetic variation
• Mutation
• Natural selection
• Adaptation

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What is the process of adaptation?

• The adjustment of species to their environment
• The formation of new species
• The migration of species to new environments
• The extinction of existing species

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Which mechanism of evolution involves the random change in allele frequencies?

• Genetic drift
• Mutation
• Natural selection
• Gene flow

What is the process by which species change over time?

• Adaptation
• Mutation
• Genetic variation
• Natural selection

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What is the process of speciation?

• The adaptation of species to their environment
• The extinction of existing species
• The migration of species to new environments
• The formation of new species

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What is one piece of evidence for evolution?

• The occurrence of mutations
• The presence of different species in different environments
• Fossils of extinct species
• The existence of DNA

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How does genetic variation contribute to evolution?

• Genetic variation leads to adaptation in organisms
• Genetic variation prevents evolution
• Genetic variation provides the raw material for evolution
• Genetic variation is a result of evolution

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How does evolution impact ecological relationships?

• Evolution only impacts certain species
• Evolution has no impact on ecological relationships
• Evolution increases ecological relationships
• Evolution decreases ecological relationships

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Which mechanism of evolution involves the movement of genes between populations?

• Gene flow
• Genetic drift
• Mutation
• Natural selection

How does evolution impact biodiversity?

• Evolution decreases biodiversity
• Evolution increases biodiversity
• Evolution has no impact on biodiversity
• Evolution only impacts certain species

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