number of subjects, age and sex of the subject, and length of the study... Just took the quiz(:
Answer:
the testes are responsible for making testosterone, the primary male sex hormone, and for producing sperm. Within the testes are coiled masses of tubes called seminiferous tubules.
Explanation:
I’m not sure but I think it’s B
Answer: I think im going to go with Option 2 because of Cycling .
