What is the News?  The Variants of concern(VOC) together with widespread relaxation of COVID-19 appropriate behavior resulted in the 2nd wave of Covid-19 in India. Contents1  What is a Variant of Concern?2 How does a new variant emerge?3 Who detects these variants?4 Nomenclature of SARS-CoV-2 Variants:5 SARS Cov-2 Variants:  What is a Variant of Concern? … Continue reading What are “Variants of Concern” (VoC)?