Open unbranched pathways through the vertices of an icosahedron.
D001669:Biochemical Phenomena; D001671:Biochemistry; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003201:Computers; D007328:Insulin; D008962:Models, Theoretical; D012260:Ribonucleases; D014780:Viruses
D007328:Insulin; D012260:Ribonucleases