It is recommended to get acquainted with the theory of metaphors in order to be able to write metaphor essay in a competent way with the deep understanding of the purpose of metaphor essays writing.
Estradiol is the type of estrogen that is normally measured with testing, and a normal range is 30-400 pg/mL for premenopausal women (depending on where you are in your menstrual cycle) and 0-30 pg/mL for postmenopausal women. Levels lower than 20 pg/mL may cause hormonal symptoms such as hot flashes.
There are actually a few forms of estrogen â the term usually refers to a family of steroid hormones that are synthesized in a variety of tissues. 1  Estradiol (sometimes known as E2) is the most potent estrogen. 2  In women itâs produced by the ovaries. 3  Estriol (sometimes known as E3) is produced during pregnancy.