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| Any change in an organism’s internal or external environment that causes the organism to react |
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| Organism’s reaction to a stimulus |
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| Regulation of an organism’s internal environment to maintain conditions needed for life |
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| Inherited characteristic of a species that develops over time in response to an environmental factor, enabling the species to survive |
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| A body of knowledge based on the of nature |
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| A body of knowledge based on the of nature |
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| Measurement system whose divisions are powers of ten |
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| System of measurements used by scientists, abbreviation of the International System of Units |
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| The field of study that applies science to matters of legal interest and other areas such as archaeology |
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| Orderly, direct information gathering about a natural phenomenon |
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| Assumption based on prior experience |
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| A series of problem-solving procedures that might include observations, forming a hypothesis, experimenting, gathering and analyzing, and drawing conclusions |
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| Testable explanation of a situation |
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| Procedure performed in a controlled setting to test a hypothesis and collect precise data |
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| – In a controlled experiment, the group not receiving the factor being tested |
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| In a controlled experiment, the group receiving the factor being tested |
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The one factor that can be changed in a controlled experiment; is the factor tested affects the experiment outcome |
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| Factor being measured in a controlled experiment; its value changes because of changes to the independent variable |
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| – A factor that remains fixed during an experiment while the independent and dependent variables change |
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| Quantitative or qualitative information gained from scientific investigation |
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Group organisms that can interbreed and produce fertile offspring |
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| Changes an organism undergoes in its lifetime before reaching its adult form |
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| Process that results in mass being added to an organism; may include formation of new cells and new structures |
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| Orderly structure show by living things |
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| Anything that has or once had all the characteristics of life |
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| Science of life; examines how living things interact, how systems function, and how they function at a molecular level |
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