The answer is Testicles (testes)
Evaporation occurs when matter is changing from a liquid to a gas.
C. Repeat the experiment multiple times in front of witnesses. At the time, most people were inclined to believe what the Catholic Church brainwashed them to believe. Galileo and some of his contemporaries performed experiments and achieved results that were contrary to the teachings of the Church, but most people were hesitant to believe them, so they had to be conducted multiple times in front of eyewitnesses for them to be accepted.
The male reproductive cells are in the scrotum on the males body.