Question

What are effects of testosterone?

Answer 1

Testosterone is a male hormone

Explanation:

Testosterone is related with all masculine activities.
Primary role of testosterone is development of gonad and male reproductive organs.
In addition it increases skeletal muscles, number of red blood cells in blood. This is the reason why performance of male is more than a female.

Secondary sexual characters like more hairs of skin mustaches and beard, powerful jaw, bass voice are also regulated due to testosterone.