Evolution of Life — Test Answers

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What is this an example of?

isolation

adaptation

variation

biodiversity

Which term best describes the difference in colors of the birds?

genetic drift

reproductive maturity

natural selection

genetic variation

What will most likely happen to the population of moths in this habitat?

The dark colored moths will experience disruptive selection.

The population of moths will eventually become extinct.

The moths will evolve from dark to light due to a selective pressure.

The alleles that determine light and dark color in moths will equalize.

Which statement is a valid claim that could be made using the data in the graph?

Stabilizing selection is occurring because the average is favored.

Directional selection is occurring because the graph favors an extreme.

Disruptive selection is occurring because the two extremes are favored.

Biodiversity variation is occurring because there is an increase in trait variation.

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