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17 Cards in this Set
- Front
- Back
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consumer
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organisms that eat (consume) the food made by producers
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homeostasis
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ability to regulate body temperature and other examples of "steady state"
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adaptation
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inherited trait that helps the organism's ability to survive and reproduce in its environment
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population
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a localized group of organisms in the same species
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natural selection
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killing off less favorable traits by allowing favorable-traited organisms to reproduce and others to die off
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evolution
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generation-to-generation change in the proportion of different inherited genes in a population
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observation
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the use of the senses
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data
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recorded observations
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inference
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logical conclusions based on observations
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generalization
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many specific observations combined to reach a general conclusion
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hypothesis
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a suggested answer to a well-defined scientific question
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variable
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a condition that can differ within the experiment
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controlled experiment
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an experiment that tests the effect of a single variable
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evidence
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collected body of data from observations and experiments
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theory
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well-tested explanation that makes sense of a great variety of scientific observations
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model
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physical, mental, or mathematical representations of how people understand a process or an idea
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technology
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applying scientific understanding for some specific purpose
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