This type of chart displays all the possible codons — essential components of DNA and RNA molecules — and the amino acids ...

Chemically, an amino acid is a molecule that has a carboxylic acid group and an amine group that are each attached to a carbon atom called the α carbon. Each of the 20 amino acids has a specific ...

Was it a continuous code, or were there "commas" (spare nucleotides) between codons that served as signals for the next amino acid (Table 1 ... In 1961, this group provided the first evidence ...