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DNA, or deoxyribose nucleic acid, is a double stranded, helical nucleic acid that stores hereditary information. Ever since its discovery in the late 1800's, DNA has been used in countless experiments to further find more information about it. Most of the discoveries have been recent because they have occurred in the last century. In that century , scientific exploration led to the discovery of the role and structure of DNA by experiments that found its functions. …

…scientific exploration often revolutionizes science itself, in this case genetics. Important experiments made by some scientists, such as Chargaff or Crick, were able to determine the role and Structure of DNA. Currently, DNA is being used and experimented with to find cure for diseases that were once incurable, but it is science that allowed all of the discoveries to happen, and scientists only continue to use it to broaden their knowledge and to benefit mankind.