The Redesigned S A T® - The SAT Suite of Assessments

1953 by Nature Publishing Group. Watson and Crick deduced the structure of D N A using evidence from Rosalind Franklin and R. G. Gosling’s X. ray crystallography diagrams of D N A and from Erwin Chargaff’s data on the base composition of D N A. The chemical formula of deoxyribonucleic acid (D N A) is now well established. ................
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