In multicellular animals, a hormone is any member of a class of signaling molecules that is carried by complex biological mechanisms to distant organs to control physiology and behavior.
Estrogen and progesterone are the two primary sex hormones in women.
Although testosterone is regarded as a hormone produced by men.
Steroid hormones like estrogen and progesterone are essential for controlling mammalian reproduction.
The regulation of uterine growth and function is one of these hormones' main functions.
These hormones work in the uterus by controlling the transcription of certain genes.