Zoology - Molecular Basis of Inheritance Question with Solution | TestHub

In 1953, James Watson and Francis Crick, based on the X-ray diffraction data produced by Maurice Wilkins and Rosalind Franklin, proposed a very simple but famous Double Helix model for the structure of DNA. They have not used this data for the discovery of DNA. DNA as an acidic substance present in the nucleus was first identified by Friedrich Meischer in 1869.