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| An organized way of using evidence to learn about the natural world |
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| The process of gathering info about events in an orderly way |
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| The info gathered from observations |
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| A logical interpretation based on prior knowledge |
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| A proposed scientific explanation |
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| The idea that life could arise from nonliving matter |
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| A hypothesis should be tested by an experiment in which only one variable is changed at a time and the other unchanged or controlled |
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Definition
| The variable that is changed on purpose |
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| The variable that is observed and that changes in response to the manipulated variable |
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| A well supported hypothesis |
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Definition
| The study of living things |
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Definition
| The smallest units that are considered alive |
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| The combination of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes |
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Definition
| A signal in which an organsim responds |
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Definition
| Living things maintain an internal stability |
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Definition
| The ability of a group of organisms to change over time to survive |
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Definition
| Biosphere->Ecosystem->Community->Population->Organism->Groups of Cells->Cells->Molecules |
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