Day: October 23, 2021

What is a virus? A virus is simply an infection that replicates itself within a host cell. Unlike a bacterium, virus cannot grow or multiply without aid from an external factor. Viruses can infect many types of living organisms, such as plants, animals, and even bacteria. They are generally classified into five main families: The envelope virus is the most common type of virus and is also known as the common cold virus. This is a very simple virus and is not nearly as contagious as others. It replicates by […]