Genomic comparisons suggest that the SARS-Cov-2 virus is actually the result of a recombination between two different viruses.
In the space of a few weeks, we have all learned a lot about COVID-19 and the virus that causes it: SARS-CoV-2. But there have also been a lot of rumours. And while the number of scientific articles on this virus is increasing, there are still many grey areas as to its origins.
In which animal species did it occur? A bat, a pangolin or another wild species? Where does it come from? From a cave or a forest in the Chinese province of Hubei, or elsewhere?