Get the answers you need from a community of experts on IDNLearn.com. Discover detailed and accurate answers to your questions from our knowledgeable and dedicated community members.

one remarkable feature of the genetic code is that amino acids with similar chemical properties often have similar codons. codons with u or c as the second nucleotide, for example, tend to specify hydrophobic amino acids. can you suggest a possible explanation for this phenomenon in terms of the early evolution of the protein-synthesis machinery? defend your position within half a page.