History of DNA

  • Gregor Mendel

    Gregor Mendel
    Mendel discovered the fundamental laws of inheritance. He deduced that genes come in pairs and are inherited as distinct units, one from each parent.
  • Friedrich Miescher

    Friedrich Miescher
    Miescher isolated the first crude preparation of DNA, he just didn’t know it. He named it nuclein.
  • Griffith

    Griffith
    A British bacteriologist whose focus was the epidemiology and pathology of bacterial pneumonia.
  • Avery

    Avery
    showed that Fred Griffith’s “transforming principle" was DNA
  • Chargaff

    Chargaff
    He biochemist who immigrated to the United States during the Nazi era and was a professor of biochemistry a school.
  • Rosalind Franklin

    Rosalind Franklin
    Franklin produced the X-ray crystallography pictures of BDNA which Watson and Crick used to determine the structure of double stranded DNA
  • Hersey + Chase

    Hersey + Chase
    Chase did the Hershey-Chase blender experiment that proved phage DNA, and not protein, was the genetic material
  • Watson + Crick

    Watson + Crick
    They proposed the Central Dogma and Adaptor Hypothesis. they stole the model from rosalind franklin.
  • Collins + Venter

    Collins + Venter
    They began the race to sequence the human genome when he unexpectedly announced to a room full of genome researchers that they could just quit now because his company would finish the job