English biochemist who determined the sequence of amino acids in insulin and who invented a technique to determine the genetic sequence of an organism (born in 1918)
[ Syn: sanger , frederick sanger , fred sanger ]
United States nurse who campaigned for birth control and planned parenthood; she challenged Gregory Pincus to develop a birth control pill (1883-1966)
[ Syn: sanger , margaret sanger , margaret higgins sanger ]