In the male reproductive system, where is the organ that produces male germ cells situated ? Why?

(a) In the male reproductive system, where is the organ that produces male germ cells situated ? Why ?
(b) Mention the role of prostate gland and seminal vesicles in the human male reproductive system.
© How are the male and female germ cells
produced in the human body different from each other?

(a) Outside the abdominal cavity, requires a lower temperature to produce sperms.
(b) Their secretions make the transport of sperm easier and also provides nutrition to them.
© Female germ cell, large and contains stored food. Male germ cell - small and motile.