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171 Hits Abdulaziz Issa Jul 17, 2022, 5:44 PM Oct 3, 2022, 2:18 PM
In summary, the neoclassical concept of the gene, as outlined above, can be summarized in the formulation “one gene—one mRNA— one polypeptide,” which combines the idea of mRNA, as developed by Jacob and Monod (1961a); Gros et al. (1961); Brenner et al. (1961), and the earlier “one gene—one enzyme” hypothesis of Beadle and Tatum (1941). Another version of this hypothesis is that of “one cistron—one polypeptide” (Crick 1963), which emerged as a slogan in the 1960s–1980s. Altogether, the conceptual journey from Johannsen’s totally abstract entities termed “genes” to a defined, molecular idea of what a gene is, and how it works, had taken a little over half a century (as reviewed in Portin and Adam, 2017)
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