Detailed text transcripts for TV channel - BBCNEWS - 20200403:20:33:00
Closely related to bats and pangolin viruses, one of the theories is that it could have spread through one of those species to humans. the virus is made up ofjust 30 genes, compared with 20,000 for humans. it mutates or changes over time, allowing scientists to draw a family tree, showing the different strands have come from and how they have spread. because of the slight shift, slight mutations that the virus accumulates, we can actually track which once came from china, versus which ones came ...
Source: archive.org