PCR tests are a quick and highly accurate method of identifying some viral diseases and genetic alterations. The tests identify a pathogen's DNA, RNA, or aberrant cells in a sample. All living things have genetic material called DNA that includes instructions and data. Another form of genetic material is RNA. It is essential in the production of proteins and holds data that has been copied from DNA. Most diseases, including viruses, include DNA or RNA in them. In contrast to many other tests, PCR testing can detect illness signs in the initial stages of infection. So you can check out the website and read more information about the pcr covid test granada hills, treatments, and other details.