January 4, 2023COVID-19
A new sub-variant of Corona XBB.1.5 has been found in America. This is said to be the fastest spreading variant ever. Its speed is 104 times faster than the earlier variant. How this sub-variant produced?When two corona variants named BJ1 and BM1.1.1 met together, the DNA ie genetic material of both of them got combined. This led to […]