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Natural Selection Ch 1-2 Review

  •  English    22     Public
    Reviewing Ch 1 and 2 of our Natural Selection Unit
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  • A trait that makes it more likely that an individual will survive in a specific environment
    Adaptive trait
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  • A trait that makes it less likely that an individual will survive in a specific environment
    Non-adaptive trait
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  • A specific characteristic of an individual organism
    Trait
  •  15
  • An idea about what might happen that is based on what you already know
    Prediction
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  • The number of individuals with each trait in a population
    Distribution
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  • A group of individuals born and living at about the same time
    Generation
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  • Any difference in traits between individual organisms
    Variation
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  • A group of the same type of organism living in the same area
    Population
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  • When animals change their behavior or appearance in response to changes in the environment
    Adaptation
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  • A characteristic that can be passed from parent to offspring through genes is called:
    Trait
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  • A blowfish is able to puff itself into a round, spiky ball when a predator approaches. This is an example of...
    An adaptive trait
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  • An instruction for making a protein molecule
    Gene
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  • The process by which the distribution of traits in a population changes over many generations
    Natural selection
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  • A type of large molecule that performs important functions inside organisms
    Protein molecule
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  • How do genes get passed from one generation to the next?
    Reproduction
  •  15
  • True or False: The environment determines whether or not a trait is adaptive.
    True
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