Zygote is the diploid cell that results from the fertilization between an egg and a sperm. Etymology. Came from the Greek word âgametesâ meaning âhusbandâ and âgameteâ meaning âwife.â. Came from the Greek word âzygotosâ meaning âjoined or yoked or to yoke.
This is not causation, but facilitation after the fact. Stating that estrogen causes breast cancer is like saying fertilizer causes weeds. In a garden even weeds need some soil nutrients, and if these are completely removed, the weeds can't grow...but neither can the desired plants.
Endometrial cancer: Although the exact cause of endometrial cancer is unknown, increased levels of estrogen appear to have a role. Estrogen helps stimulate the buildup of the lining of the uterus. Ovarian cancer: This cancer usually occurs in women over age 50 but can affect younger women. It causes more deaths than any other cancer of the female reproductive system and is the leading cause of death from gynecologic cancer in the developed world. Its cause is unknown.