The primary anabolic hormone is: (d) insulin.
Anabolic hormone is the one that is involved in the formation of some specific substance inside the body. Thus can include repair of damaged tissues or growth of muscles as well. The examples of anabolic hormones are: insulin, growth hormones, testosterone, etc.
Insulin is the sugar regulatory hormone made up of polypeptide chains. It is called an anabolic hormone because it promotes the uptake of glucose by the cells in order to reduce the blood glucose levels. This promotes the formation of glucagon (a stored form of energy) that can result in increase muscle mass.
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