A speculation on the origin of the genetic code.
D000227:Adenine Nucleotides; D000596:Amino Acids / Q000378:metabolism; D005075:Biological Evolution; D055598:Chemical Phenomena; D002621:Chemistry; D003597:Cytosine Nucleotides; D005815:Genetic Code; D006150:Guanine Nucleotides; D009711:Nucleotides; D011119:Polynucleotides / Q000096:biosynthesis*; D014500:Uracil Nucleotides
D000227:Adenine Nucleotides; D000596:Amino Acids; D003597:Cytosine Nucleotides; D006150:Guanine Nucleotides; D009711:Nucleotides; D011119:Polynucleotides; D014500:Uracil Nucleotides