The Identification of Gene Products in a Gene Library. Restriction enzymes (to cut the DNA) and gel electrophoresis (to separate the resulting fragments) can be used to produce a physical map of DNA segments in a process known as restriction mapping.
Estrogen pills may be prescribed to lessen the symptoms of menopause, like hot flashes. Estrogen is used in birth control pills to prevent conception. The thickness of the endometrium changes along with the female's menstrual cycle. Older women may have an estrogen deficiency as they begin menopause.
What Is Quasense Used For? Quasense is used for women who want to prevent pregnancy and have fewer menstrual periods. This prescription birth control pill allows women to only have a period four times each year. It works by stopping ovulation, changing the cervical mucus, and altering the lining of the uterus.