AP Biology/Unit 7/Note Packet
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Unit 7: Natural Selection

AP Biology — Note Packet

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Key Terms

Natural Selection

The ________ that drives evolution, where individuals with advantageous traits in a specific environment are more likely to survive and reproduce.

Fitness (Evolutionary)

An organism's ability to ________ and ________ successfully in a specific environment.

Heritability

The ability of traits to be passed down from ________ to offspring.

Selective Pressures

Environmental conditions that "________" which individuals are more likely to survive and pass on their genes.

Allele Frequencies

The relative ________ of a particular allele in a population's gene pool.

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