Comments by "Deborah Freedman" (@deborahfreedman333) on "Fauci says he's confident in the vaccine. Here's why" video.
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I'm so tired of fools, pointing to the new strains of influenza each year, as an example of viruses mutating. Influenza is genetically different from most viruses, in that it's genome is in 7 or 8 subunits, that can be exchanged during coinfection of a cell. Since each different type of subunit has a different antigen, this swapping around of parts, called reassortment, creates a unique set of antigens. That is why new strains, with drastic changes in antigenicity, arise each year, not normal viral mutation. Coronaviruses are not like influenza viruses, their genetic material is contained in positive sense, single strand RNA. Because RNA is single stranded, not double like DNA, it is more prone to replication errors, like a communications glitch. That is where its mutations arise from.
Here is a rather boring video on reaasortment: https://www.youtube.com/watch?v=4H9PV65PUmQ
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