Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...
Polymerase chain reaction (PCR) is a fundamental molecular biology tool that scientists use to amplify and analyze genetic material, such as DNA and RNA. PCR involves the enzymatic amplification of ...
PCR is a technique used to amplify target DNA in a sample. It’s a well-known method that has undergone numerous modifications to enhance its capabilities. This year, it’s turning 40 years old. PCR has ...