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| the scientific study of living organisms and their interactions with the environment. |
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| in biology, the smallest unit that can perform all life processes. |
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| the maintenance of a constant internal state in a changing environment |
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| the sum of all chemical processes that occur in an organism |
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| the process of producing offsprong |
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| the passing of genetic traits from parent to offspring |
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| the process of change by which new species develop from preexisting species over time. |
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| the process of obtaining information by using the sense. |
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| a testable idea or explanation that leads to scientific investigation. |
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| a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth. |
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| in an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor. |
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| a system of ideas that explains many related observation and supported by a large body of evidence acquired through scientific investigation |
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| the international system of units, which is the measurement system that is accepted by scientists whorldwide |
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