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The Decibel

Cracking the coronavirus code


Omicron is a variant of the novel coronavirus that was discovered back in 2019. The data we’ve collected suggests it’s less virulent, but more contagious, thanks to many mutations.

To track these mutations and try to understand what might be coming next in this pandemic, scientists use genomic sequencing. Globe science reporter Ivan Semeniuk is back to talk about how scientists map variants’ genomes.