D) Seminiferous tubules and provide nutrition of germ cells
Explanation
[Solution from source] Sertoli cells line the seminiferous tubules together with the male germ cells and nourish them as they develop. Testosterone is made by the Leydig (interstitial) cells, not by Sertoli cells. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.