Sperm acquires motility in
High-Yield Explanation
The seminiferous tubules of the testes are the staing point for the process, where spermatogonial stem cells adjacent to the inner tubule wall divide in a centripetal direction--beginning at the walls and proceeding into the innermost pa, or lumen--to produce immature sperm. Maturation occurs in the epididymis Ref: guyton and hall textbook of medical physiology 12 edition page number:625,626,627