The human female reproductive cycle is regulated primarily by the
white blood cells of the circulatory system
muscle cells of the skeletal system
enzymes of the digestive system
hormones of the endocrine system

Hormones of the endocrine system

The best way to tell its true color is to look at the minerals streak

U. life is what you go through to become a better person. it makes you stronger, wiser, and more creative. it can be hard but its ok. because i believe everyone was put here for a reason. whether or not you know that reason you should always look towards the future and trust in god for a better tomorrow.be safe and blessed