#DNA #DiscoveryofDNA #Friedrich Miescher #DoubleHelix #IsolationOfDNA Friedrich Miescher's discovery of DNA in 1869 marked a turning point in the field of molecular biology and genetics. As a researcher, Miescher stumbled upon a new molecule that he called nuclein, which we now know as DNA. This discovery, opened up a whole new world of understanding about the building blocks of life passed along from generation to generation. See full video here: