There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Here are the differences.

Medically reviewed by Kate Colby, MPH How long you will test positive for COVID-19 after recovery depends on several factors. People with asymptomatic or mild illness generally test negative after ...

The PCR test, which involves replicating a segment of COVID-19 DNA, is distinct from human cloning. In addition, the paper cited as evidence predates the pandemic and is unrelated to human cloning.

Polymerase chain reaction (PCR) test kits for COVID-19 use what’s known as gene cloning – not reproductive cloning – to detect the presence or absence of the SARS-CoV-2 virus, but social ...