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.
Oak comes from oak trees. Oak trees are native to North America but are now found in most parts of the world, except extremely cold places. They grow in China, the Himalayas, most of Europe and in parts of South America. Continue Reading.