B.1.1.7 (UK variant) cases by country as of 17 March 2021...by the middle of April there were more than 140 million cases of COVID-19 worldwide[1] (Notethe Delta variant would replace it later) , furthermore,other variants could be possible.... Omicron variant
Genetic Code/Representation of the genetic code with the four nitrogenous bases in the center, their combinations in pairs and codons (triplets), and the amino acids that the codons give rise to on the outside.