Day: December 30, 2021

What is a Virus? A virus is a submicroscopic infectious agent that replicates inside the living cells of an organism. They infect all types of life, including plants, animals, bacteria, archea, and microorganisms. Here are some of the most common types of viruses: HIV, hepatitis, and avian influenza. The disease caused by a virus is called AIDS. Approximately 80% of all infections are caused by viruses. Viruses are made of DNA and RNA that contains a core of genetic material. Their genomes are very small and contain only essential genes […]