Health
COVID-19 variants FAQ: How did the U.K., South Africa and Brazil variants emerge? Are they more contagious? How does a virus mutate? Could there be a super-variant that evades vaccines? – The Conversation CA
Variants of the original SARS-CoV-2 are now in wide circulation. That means the third wave of COVID-19 has come with new questions about the variants, their effects…
More and more countries around the world are struggling with a new wave of infections, with an alarming increase in COVID-19 cases. Mostly these new surges are attributed to variants of SARS-CoV-2.
In lay terms, a variant refers to a virus genetically distinct from its original strain. The emergence of variants in the microbial world is nothing new, just think of superbugs such as MRSA (methicillin-resistant Staphylococcus aureus), which is resistant to almost all the existing antibiotics.
How…
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