Draw the diagram of male reproductive system. State the mechanism of primary reproductive organs in human being.

-The primary reproductive organs in males and females are testes and ovary respectively. These primary reproductive organs produce sex cells and secrete hormones. Such organs are called gonads (testes and ovary) and the sex cells they produce are called gamete cells. In males, testes are concerned with sperm formation an release the hormone testosterone. In females, ovaries are concerned with production of ovum and release the hormone estrogen and progesterone.