Evolution and Biodiversity 4.3 and 4.4

What is the theory that explains how life on Earth changes over time?

• Genetic variability

• Natural selection

• Artificial selection

• Biological evolution

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How does population evolution occur?

• Through gene mutation

• Through genetic resistance

• Through genetic variability

• Through genetic engineering

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What is the process by which species genetically change over time?

• Genetic variability

• Natural selection

• Artificial selection

• Biological evolution

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What is the term for any heritable trait that gives an individual an advantage over others in a population?

• Adaptation

• Mutation

• Extinction

• Speciation

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What is the primary source of genetic variability in a population?

• Genetic resistance

• Genetic engineering

• Mutation

• Artificial selection

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What is the term for the ability of one or more organisms in a population to tolerate chemicals designed to kill the population?

• Genetic variability

• Genetic resistance

• Mutation

• Artificial selection

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What is the term for the process by which one species splits into two or more different species?

• Genetic variability

• Natural selection

• Speciation

• Biological evolution

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What is the term for the occurrence when groups of the same population become physically isolated from one another over time?

• Geographic isolation

• Reproductive isolation

• Genetic variability

• Natural selection

What is the term for the natural low rate of species extinction that existed before modern humans?

• Mass extinction

• Background extinction rate

• Genetic variability

• Natural selection

What is the term for the significant rise in extinction rate tied to major widespread environmental change?

• Mass extinction

• Background extinction rate

• Genetic variability

• Natural selection

Tags

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