Examlex
What is the main difference between natural and artificial selection?
Synthesize
To produce a substance by the combination of chemical elements, groups, or simpler compounds or by the degradation of complex compounds.
Control Group
In experiments, a group of subjects that does not receive the experimental treatment, serving as a baseline to compare the effects of the treatment.
Experimental Group
The group in an experimental setup that is exposed to the variable or condition being tested, as opposed to the control group.
Hypothesis
A testable statement about the nature of an observation or relationship. Compare with scientific theory.
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