This Documentary "The hidden life of the Cell" shows how a Virus enters the human body and then into a cell. It shows how the Virus uses the human cells own organelles to mass produce more viruses. It also shows how the human body and the human cells defend against the virus. The virus in question is an adenovirus, the cold virus, but it could have used Covid-19, the Corona Virus, as it works in the same way

https://timespacewarps.wordpress.com/2020/02/13/19111/