Estradiol, or more precisely, 17Î²-estradiol, is a steroid and estrogen sex hormone, and the primary female sex hormone. It is named for and is important in the regulation of the estrous and menstrual female reproductive cycles.stradiol, or more precisely, 17Î²-estradiol, is a steroid and estrogen sex hormone, and the primary female sex hormone. It is named for and is important in the regulation of the estrous and menstrual female reproductive cycles.
Submit. Apples originated in Asia and were first cultivated in the Tien Shan mountains of eastern Kazakhstan. Researchers estimate that this occurred around 8,000 B.C., and that apple cultivation spread along the famous Silk Road trade route to far points east.Keywords: apple, originate, Asia.ocated in Jacksonville, Fla, Frank Whittemore has been a writer and content strategist for over 15 years, providing corporate communications services to Fortune 500 companies. Whittemore writes on topics that stem from his fascination with nature, the environment, science, medicine and technology.
Apple Facts. The crabapple is the only apple native to North America. Apples come in all shades of reds, greens, and yellows. Two pounds of apples make one 9-inch pie. Apple blossom is the state flower of Michigan. 2,500 varieties of apples are grown in the United States. 7,500 varieties of apples are grown throughout the world. 100 varieties of apples are grown commercially in the United States.