Question

fill in the blank question
in an experiment examining the effect of leptin on the hunger of rats, rats in the

group are given leptin shots and rats in
the

group are given a shot of an inactive
substance such as saline.

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Explanation:

In experimental design, the group receiving the treatment (leptin shots) is the experimental group. The group receiving an inactive substance (like saline) is the control group, used to compare against the experimental group.

Answer:

First blank: experimental
Second blank: control