Identify $X$ from figure
Interstitial cells
Spermatogonia
Langerhans cell mass
Sertoli cells
Draw a labeled diagram of male reproductive system.
In most of the mammals the testes are situated outside the abdominal cavity because
Secretions from which one of the following are rich in fructose, calcium and some enzymes?
Sertoli cells are found in which place & what is function of it ?
Seminal plasma in human males is rich in