AP Bio Unit 7: Natural Selection

True or false: natural selection acts on genotypes.

• True

• False

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True or false: organisms can adapt to their environments if they try to.

• True

• False

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Fill in the blank: If an organism has a more favorable trait, then it will be more likely to ______ and ____      .

(Response is 2 words, with AND in between)

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True or False: Natural selection only does what is best for the species.

• True

• False

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Fill in the blank: Evolutionary fitness is measured by

               success.

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Can an organism’s physical environment influence evolutionary change?

• Yes, by exerting environmental pressures on a species

• No, it cannot.

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Does an organism with different genotypes ALWAYS have different phenotypes?

• Yes, duh

• No way, man

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Desired traits that are selected by humans is an example of ________

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Artificial Selection DOES or DOES NOT increase the chance of survival in a species

• does

• does NOT

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A process that occurs naturally without human interference is known as ________

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