Evolution and Natural Selection and Biodiversity

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What is habitat fragmentation?

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The division of large habitats into smaller, isolated patches.

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What is the primary purpose of the Endangered Species Act?

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To conserve and protect endangered and threatened species and their habitats.

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What is natural selection?

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The process by which individuals that are better suited to their environment survive and reproduce most successfully.

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What is the primary mechanism of evolution according to Darwin?

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Natural Selection.

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What are variations in biology?

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A slight difference in an inherited trait between individual members of the same species.

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What is biodiversity?

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The variety of life in the world or in a particular habitat or ecosystem.

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What is an 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 homologous and analogous structures?

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Homologous structures are similar due to shared ancestry, while analogous structures are similar due to convergent evolution.

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What is genetic drift?

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A mechanism of evolution that refers to random changes in the frequency of alleles in a population.

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What is gene flow?

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The transfer of genetic material between populations, which can increase genetic diversity.