Crash Course Natural Selection Video Quiz

What is the process by which populations adapt and change based on inherited traits?

• Phenotype

• Genotype

• Artificial selection

• Natural selection

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What is the term for the actual expression of an organism's anatomy, internal functions, and behavior in the real world?

• Trait

• Allele

• Phenotype

• Genotype

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What is the term for the specific alleles or versions of genes that organisms inherit?

• Allele

• Trait

• Genotype

• Phenotype

What is the term for the genetic information that helps determine phenotype?

• Phenotype

• Genotype

• Trait

• Allele

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What is the term for the traits that help organisms survive long enough to reproduce?

• Variations

• Adaptations

• Selection

• Mutations

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What is the term for the process by which traits are selected based on their advantage or disadvantage in the business of living?

• Genotype

• Phenotype

• Artificial selection

• Natural selection

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What is the term for the range of traits within a population?

• Variation

• Mutation

• Inheritance

• Selection

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What is the term for the version of natural selection that tends to reduce variation at the extreme ends of the spectrum?

• Stabilizing selection

• Disruptive selection

• Artificial selection

• Directional selection

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What is the term for the version of natural selection that pushes traits towards one end of the spectrum?

• Artificial selection

• Disruptive selection

• Directional selection

• Stabilizing selection

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What is the term for the version of natural selection that pushes traits towards opposite extremes, leaving the middle ground?

• Directional selection

• Artificial selection

• Stabilizing selection

• Disruptive selection

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