Why are there 48 humans different trnas for 61 codons and
Why are there 48 (humans) different tRNAs for 61 codons and only 20 aminoacyl-tRNA-synthases coupling these 48 (humans) tRNAs?
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Why are there 48 (humans) different tRNAs for 61 codons and only 20 aminoacyl-tRNA-synthases coupling these 48 (humans) tRNAs
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