Dna double helix

Biology DNA

  • DNA X Rays

    DNA X Rays

    Maurice Wilkins and Rosalind Franklin take x rays of DNA crystals which helps James Watson and Francis Crick to their conclusions
  • Period: to

    DNA

  • DNA Shape Discovery

    DNA Shape Discovery

    James Watson and Francis Crick make their famous discovery and find out that DNA is shaped like a double helix.
  • Down Syndrome Cause

    Down Syndrome Cause

    Jerome Lejeune discovers that Down Syndrome is the result of and extra chomosome.
  • Genetic Code

    Genetic Code

    Fransic Crick and some other scientists idscovered that DNA was made up of A, C, G, T in every cell and viruse.
  • Genetic Laws

    Genetic Laws

    The U.S. Supreme Court determines that genetically modified organisms can be patended.
  • The First Genetically Engineered Drug

    The First Genetically Engineered Drug

    Humulin was the first genetically engineered drug produced by the Eli Lilly pharmaceutical company.
  • Huntington's Disease

    Huntington's Disease

    James Gusella used blood samples to identify the Huntington's Diesease marker.
  • Human Genome Project

    Human Genome Project

    This is when the Human Genome project was started.
  • Cystic Fibrosis

    Cystic Fibrosis

    Francis Collins identifies the gene that has Cystic Fibrosis.
  • DNA Fingerprinting

    DNA Fingerprinting

    Alex Jefferys Coined the term DNA fingerprinting and was the first to use DNA polymorphisms in paternity, immigration, and murder cases.
  • Gene Therapy

    Gene Therapy

    The first sucessful gene therapy was preformed on a girl with inherited immune deficiency disorder.
  • Tomatoes

    Tomatoes

    FlavrSavr tomatoes, genetically engineered for longer shelf life, were marketed
  • Food

    Food

    The first genetically engineered food is approved by the FDA.
  • Cloned Mammal

    Cloned Mammal

    Dolly the Sheep is the first mammal to be cloned.
  • Completion

    Completion

    Announcement of the final completion of the human genome sequence.