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The high degree of order within an organism's internal and external parts and in its interactions with the living world.
A group whose members possess similar anatomical characteristics and have the ability to interbreed.
The reasoning involved in drawing a conclusion or making a logical judgment on the basis of circumstantial evidence and prior conclusions rather than on the basis of direct observation.
A series of steps followed to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions.
In an experiment, the group that is not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment.
A subject or group of subjects in an experiment that is exposed to the factor or condition being tested.
A variable whose values are independent of changes in the values of other variables.
A variable in a logical or mathematical expression whose value depends in the independent variable.
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