09:32Science In ActionOmicron’s rapid replication rateBBC World Service Duration: 31 minutes Fri 17th Dec 2021, 09:32 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowOmicron replicates seventy times faster than earlier variants. Show more GenresFactualScience & NatureFormatsMagazines & ReviewsBrandScience In Action Source: BBC Online