Basics of the PCR technique as it applies to covid, featuring insights from the late Kary Mullis.
'Mullis didn't describe his invention as a test for a disease, only as a test to study biological material. This is where it gets interesting. Each replication of the original molecular sample is called a cycle. The more cycles used, the less accurate the test is..'
https://www.youtube.com/watch?t=213&v=ROfUYTcagVE&feature=youtu.be
Also on https://www.bitchute.com/video/xLgfRJOCmeTl/