Historical DNA Finders

Main

Fredrick Meischer

1869

He discovered Nucleic Acids

Fred Griffith

1928

discovered the transforming principle in DNA

Beadle and Tatum

1941

known for the one gene-one enzyme hypothesis.

Avery and McCleod

1944

found that DNA is the substance that causes Bacterial transformation

Erwin Chargoff

1944

discovered the two rules of the double helix

Maurice Wilkins

1950

helped understand isotopes.

Rosalind Franklin

1953

took X-Rays of DNA

Watson and Crick

1953

they discovered the structure of DNA

Marshall Nirenburg

1961

Showed that DNA was a molecule