Write the name of main sex hormone of females.

The main sex hormones of females are estrogen and progesterone. These hormones are the reason behind changes that occur between puberty and sexual maturity. Puberty in females occurs at the age of 12-14years while sexual maturity around 18-19years. The secondary sex characteristics of females are development of breast, beginning of menstruation, hair near armpits and genitals, oily skin etc.