The Leydig’s cells as found in the human body are the secretory source of
progesterone
intestinal mucus
glucagon
androgens.
Identify $A, B, C, D, E$ and $F$ in Figure.
The shared terminal duct of the reproductive and urinary system in the human male is
Give scientific reasons : Testis are located in the scrotum outside the abdominal cavity.
Seminiferous tubules are found in
Seminiferous tubules open into