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guapka [62]
1 year ago
5

A(n) __________ refers to a substance or treatment that is often used in an experiment but does not have an actual medicinal or

experimental benefit.
Physics
2 answers:
sweet [91]1 year ago
3 0

Answer:

placebo

Explanation:

Diano4ka-milaya [45]1 year ago
3 0
Placebo
EXPLANATION
In a psychology experiment, a placebo is an inert treatment or substance that has no known effects.
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