MSNBC Alex Witt Reports December 19, 2021 18:08:00
>> the scientific community definitely sees mutations coming. and the basic biologic principle is that wherever organisms or cells are rapidly reproducing, like this virus, in mass quantities, trillions, dna mistakes are made, which are otherwise called mutations. and most of those mistakes don't help the virus, but in the case of delta and omicron, those mistakes help the virus either to become more transmissible. it's the natural evolution for viruses, usually, to become less virulent, but in this case, we know for a fact that the more that we don't do to stop the transmission of this diseas...