Question

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Which two scientists used x-ray diffraction to try to determine the 3-dimensional structure of DNA?

Answer 1

Chargaff's realization that A = T and C = G, combined with the vital work of X-ray crystallography by English researchers Rosalind Franklin and Maurice Wilkins, contributed to the discovery of Watson and Crick a three-dimensional, two-helical DNA model.

Step-by-step explanation:

Answer 2

The discovery of the Double Dna Helix was done by Watson and Crick.