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2:36
Dailymotion
Gulf News
What happens to a PCR test sample when it is tested for COVID-19?
PCR testing is the gold standard in detecting COVID-19. The acronym stands for Polymerase Chain Reaction, a process that amplifies a sample specific DNA genetic material until it can demonstrate the presence, or absence, of pathogens that may indicate an infectious disease. Read the full story here: See more videos at https://gulfnews.com ...
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