[pdxandi]

Yeah, my understanding is that SARS-CoV-2 has a proofreader enzyme that error corrects, which ensures fidelity during replication. In other words, it mutates a lot slower than say the flu.

[acomjean]

According to a viroligist (UC Berkley) you are correct.

The polymerase it uses to duplicate contains a profreading function. Its a big virus too:

A way detailed presentation on the Virus: (I think about 40 minutes in it talks about the duplication). Its kind of an interesting talk:

https://hhmi.hosted.panopto.com/Panopto/Pages/Viewer.aspx?id...