Vs Virus. Just like the word virus is smaller than the word disease a virus is a small part that can create a larger disease. Bacteria serve many vital roles in nature outside of being infectious.
Multiple variants of the virus that causes covid 19 have been documented in the united states and globally during this pandemic. While both can cause disease viruses are not living organisms whereas bacteria are. Sometimes new variants emerge and disappear.
A simple way to remember the biggest difference between virus and disease is the number of letters in each word.
Just like the word virus is smaller than the word disease a virus is a small part that can create a larger disease. Have had confirmed coronavirus infections and more than 375 000 have died of covid 19. Virus has five letters while disease has seven. Viruses are only active within host cells which they need to reproduce while bacteria are single celled organisms that produce their own energy and can reproduce on their own.
