2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/88132Upon the covalent-bonding hybrid of the nitrogen atoms taken as a measure for the structural regularity in nucleobases, it can be identified that the internal relation within the 20 amino acids follows a cooperative vector-in-space addition principle based on the spherical and rotational symmetry of a quasi-28-gon (quasi-icosikaioctagon), with two evolutionary axes.5 pages, 3 figures and 2 schemesBiomoleculesGenomicsOn the 20 canonical amino acids by a cooperative vector-addition principle based on the quasi-28-gon symmetry of the genetic codetext