Coronavirus Omicron subvariant: Know why Omicron subvariant BA

Just when we were about to heave a sigh of relief due to the falling number of COVID cases, another subvariant of the coronavirus variant Omicron emerged. While experts at the World Health Organisation (WHO) have said that it is on the rise, new lab experiments from Japan show that BA.2 Omicron sub variant may have features that make it as capable of causing serious illness as older variants of COVID-19, including Delta, reported CNN.

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