A highly delicate technique for the amplification and identification of deoxyribonucleic acid is polymerase chain reaction (PCR). In molecular biology, its conceptual simplification has made it the most utilized method and can, in theory, identify as little as a single segment of DNA. Therefore, for a huge variety of bacterial, fungal, viral, and parasite pathogens, it is popularly ut... https://www.cd-genomics.com/microbioseq/qpcr-for-sars-cov-2-detection-and-research-introduction-principles-and-applications.html