scientific process, characteristics of life
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Adaptation | Inherited characteristic of a species that develops over time in response to an environmental factor
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Biology | Science of life
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Constant | A factor that remains fixed during an experiment while the independent and dependent variables change; controlled variable
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Control group | In a controlled experiment, the group not receiving the factor being tested; the standard to compare to.
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Data | Quantitative or qualitative information gained from scientific investigation.
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Dependent variable | Factor being measured in a controlled experiment; its value changes because of the changes to the Independent variable.
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Development | Changes an organism undergoes in its lifetime before reaching its adult form; characteristic of life
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Experiment | Procedure performed in a controlled setting to test a hypothesis and collect precise data.
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Experimental group | In a controlled experiment, the group receiving the factor being tested.
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Growth | Process that results in mass being added to an organism; characteristic of life
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Homeostasis | Regulation of an organism's internal environment to maintain conditions needed for life (temperature, pH, blood glucose)
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Hypothesis | Testable explanation of a situation.
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Independent variable | The one factor that can be changed in a controlled experiment; is the factor tested and affects the experimental outcome.
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Inference | Assumption based on observations
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Metric system | Measurement system whose divisions are powers of ten.
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Observation | Orderly, direct information gathered about a phenomenon. Something you can directly see, taste, hear, touch etc.
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Organism | Anything that has or once had all the characteristics of life
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Organization | Orderly structure shown by living things; characteristic of life
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Peer Review | A process in which the procedures used during an experiment may be repeated and the results evaluated by scientists who are in the same field.
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Pseudoscience | a claim, belief or practice presented as scientific, but which does not adhere to the scientific method.
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Reproduction | Production of offspring; characteristic of life
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Response | Organism's reaction to a stimulus
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Science | A body of knowledge based on the study of nature
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Scientific Method | A series of problem-solving procedures that might include observations, forming a hypothesis, experimenting, analyzing data and drawing conclusions.
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SI | System of measurements used by scientists, abbreviation of the International System of Units.
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Species | Group of organisms that can interbreed and produce fertile offspring
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Stimulus | Any change in an organism's internal or external environment that causes the organism to react.
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Theory | Explanation of a natural phenomenon based on many observations and investigations over time.
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