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14 Cards in this Set
- Front
- Back
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autotroph
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An organism that makes its own food.
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homeostasis
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The maintenance of stable internal conditions despite changes in the surroundings.
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heterotroph
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An organism that cannot make its own food.
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response
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An action or change in behavior that occurs as a result of stimulus.
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stimulus
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A change in an organism's surroundings that causes the organism to react.
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organisms
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A living thing.
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cell
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The basic unit of structure and function in an organism.
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spontaneous generation
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A mistaken idea that living things arise from nonliving sources.
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development
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The process of change that occurs during an organism's life to produce a more complex organism.
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unicellular
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A type of organism that is made up of a single cell.
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multicellular
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A type of organism that is made up of many cells.
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controlled experiment
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An experiment in which all factors are identical except one.
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manipulated variable
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The one factor that a scientist changes during an experiment.
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reproduce
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The production of offspring that are similar to the parents.
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