Watch: Omicron variant raises concern across the globe
- 2 years ago
Omicron, the new variant of coronavirus, is said to be more infectious than others, including the feared Delta strain. Unusual patterns of mutations appeared to be accountable for the speed of the spread of this new variant.
Omicron replaced the Delta strain in a relatively short time in South Africa.
Omicron replaced the Delta strain in a relatively short time in South Africa.