Understanding DNA structure

By dtv2011der

  • On the Origin of Species Published

  • Mendel's Pea Plants

  • Friedrich Miescher discovers "nuclein"

  • Albrecht Kossel isolates nucleic acid

  • Phoebus Levene identifies the nucleotide base structure

  • Nikolai Koltsov theorizes semi-conservative replication

  • William Astbury creates first X-Ray diffractions of DNA

  • Avery-MacLeod-McCarty experiment

    This experiment conclusively showed for the first time that DNA was the transformative agent in genetic information being passed from one form of bacteria to another, identifying DNA as the genetic material.

  • Hershey-Chase experiment

    This experiment confirmed that DNA was the genetic material in the T2 phage.

  • Double Helix proposed by Watson & Crick

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