Examlex
Evolution by artificial selection is similar to evolution by natural selection because
I. both require traits to be heritable.
II. both incorporate founder effects.
III. both generate differences in fitness between individuals.
Manipulates
To control or influence a person, situation, or system cleverly, unfairly, or unscrupulously, often to gain an advantage.
Independent Variable
In an experiment, the variable that is manipulated to observe its effect on a dependent variable.
Treatment Variable
A variable manipulated by researchers in an experiment to determine its effect on an outcome measure; also known as the independent variable.
Testable Hypotheses
Statements that make predictions about the relationship between variables, which can be empirically tested through scientific research.
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