Thirteen vital contributions to a field tht is now a cornerstone of the life sciences:
-Gregor Mendel's rules of heredity
-Thomas Hunt Morgan's detection of chromosomal gene location
-George Beadle and Edward Tatum's "one gene, one enzyme" concept
-Barbara McClintock's discovery of transposons
-The acceptance of DNA as the basis of genetic information
-James Watson and Francis Crick's double helix
-Marshall Nirenberg's genetic code
-The discoveries of RNA, restriction enzymes, RNA splicing, and RNA interference
-Alec Jeffreys' DNA identification technique
-The Human Genome Project.
