How Covid-19 testing works
13:45
CNBCAdam Isaak
How Covid-19 testing works
There are three types of Covid-19 tests: genetic, antibody and antigen. Scientists developed genetic tests within days of the virus's genetic sequencing in early January. More than 630 distinct screenings commercially are now available or in development. Watch the video to learn more about why each test matters, and why they will be key to ...
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