The Origin and Evolution of the Genetic
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Pierre BΓ©land; T.F.H. Allen
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Article
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1994
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Elsevier Science
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English
β 387 KB
We argue that a primitive genetic code with only 20 separate words explains that there are 20 coded amino acids in modern life. The existence of 64 words on the modern genetic code requires modern life to read almost exclusively one strand of DNA in one direction. In our primitive code, both the ori