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| Is organized way of using evidence to learn about the natural world. |
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| Process of gathering information about events or processes in a careful orderly way. |
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| Information gathered from observations. |
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| a logical interpretation based on prior knowledge or experience. |
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| Proposed scientific explanation for a set of observations. |
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| Hypothesis stating that life could arrive from nonliving matter. |
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| A test of the effect of a single variable by changing it while keeping all other variables the same. |
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| The variable that is deliberately changed. |
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| The variable that is observed and that changes in response to the manipulated variable. |
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| Well tested explanation that unifies a broad range of observations. |
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| The science that seeks to understand the living world. |
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| Collection of living matter enclosed by a barrier that separates the cell from its surroundings |
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| Cells from two different parents unite to produce the first cell of the new organism. |
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| The new organism has a single parent. |
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| Set of chemical reations through which an organism builds up or breaks down materials as it carries out its life processes. |
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| Process by which organisms maintain a relatively stable internal environment. |
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| A signal to which an organism responds. |
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| Change in a kind of roganism over time |
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