Question

list two functions performed by the testis in human beings

Answer 1

Testis produces male gametes or sperms which involves in fertilisation It also produces hormone such as testosterone which is responsible for secondary sexual characters in males like growth of facial hair.

Answer 2

Answer:  

The functions performed by the testes are as follows

• Production of sperm  
• Production of male sexual hormone testosterone.  

Explanation:  

The testis or the testicle is the male reproductive glands that are found in male human beings. The testis for any human starts to grow when the spermatogenesis starts.

The size of the testis varies from person to person depending upon the production of sperms interstitial fluid, and Sertoli cell fluid production.