Who identified estrogen six years after Allen discovered it?
Adolf Butenandt
Albert Einstein
Robert Hooke
Louis Pasteur
Answer
Six years after Allen discovered estrogen, Adolf Butenandt identified the hormone. He isolated it from the urine of pregnant women and determined its structure. This discovery led to the development of birth control pills.
The Alluring World of Edgar Allen: An Exciting English Quiz on the Father of Anatomy and Physiology