Class 12 NEET Biology Molecular Basis of Inheritance Questions Part 1

Nucleotide arrangement in DNA can be seen by X-ray crystallography. Watson and Crick, 1953 proposed the double helical model for DNA. They were awarded Nobel prize in 1962. This model was developed by them on the basis of several previous observations including the d -helix of Pauling, 1951 and X -ray reflection studies of Franklin and Gosling, 1953.