Development of Genetics By jdurano Jan 1, 1866 Gregor Mendell- Inheritance of Genetic Information Inheritance of Genetic Information Jan 1, 1905 Nettie Stevens and Edmund Wilson- Behaviour of sex chromosomes Jan 1, 1910 James Hunt Morgan Jan 1, 1928 Oswald Avery Jan 1, 1930 George Beadle and Edward Tatum Jan 1, 1940 Barbara McClintock Jan 1, 1951 Rosalind Franklin Jan 1, 1952 Erwin Chargaff Jan 1, 1952 Erwin Chargaff Jan 1, 1952 Edward Chargaff Jan 1, 1953 James Watson and Francis Crick Jan 1, 1960 Marshall Nirenberg