What did the duo actually discover? 1.2 Molecular structure of nucleic acids: A structure for deoxyribose nucleic acid This highly readable, classic paper describes the Nobel-Prize-winning ...

Later it was found that the sugar in nucleic acid can be ribose or deoxyribose ... Scientists still needed to figure out this molecule's structure to be sure, and to understand how it worked.

Levene made his initial proposal in 1919, discrediting other suggestions that had been put forth about the structure of nucleic acids. In Levene's own words, "New facts and new evidence may cause ...