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What is a Covid Test?
There are different types of COVID-19 tests-diagnostic tests
Diagnostic tests can show if you currently are infected with SARS-CoV-2, the virus that causes COVID-19. There are two common types of COVID-19 diagnostic tests:
Molecular tests, such as polymerase chain reaction (PCR) and other nucleic acid amplification tests (NAATs) tests, which detect genetic material called RNA from the virusÂ
Antigen tests, often referred to as rapid tests or, for some, at-home or self tests, which detect proteins called antigens from the virus
how does it work?
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