Although testosterone and related anabolic steroids clearly increase muscle mass during puberty, it has been more difficult to determine scientifically whether adult men with normal testosterone can get much stronger from extra steroids, partly because:

Answer & Explanation

The use of extra anabolic steroids has been termed ''unethical''. Therefore, the research would be unethical to subject participants to extra doses of different steroids.

In sports, the use of anabolic steroids in order to boost personal performance is regarded as doping and anabolic steroids are listed as banned substances.

Answer is it will be unethical to expose participants to high doses of multiple steroids

a. decomposes use carbon from dead organisms as fuel for cellular respiration, returning carbon dioxide back into the atmosphere.

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