-
Miescher
discovered nucleic acids -
Griffith
discovery of pneumococcal transformation -
Avery
discovered that DNA transmits heredity -
Chargaff
discovered that guanine is equal to cytosine and thymine is equal to adenine -
Franklin and Wilkins
Discovered X-ray diffraction -
Hershey and chase
discovered that DNA is the genetic material not protein -
Watson and Crick
Discovered that DNA structure is the double helix