Virus - A virus is a tiny organism that can reproduce inside the cells of an organism. Most viruses are microscopic they are only observable through an optical microscope. Viruses can infect all types of organisms ranging from plant to animals as well as bacteria and other archaea. There are around 5000 different types of viruses described at the current time, however, it is thought that there are millions different viruses of distinct types. Viruses are seen in every ecosystem on planet Earth. The study of viruses is called virology which is a specialty within the field of microbiology. Human can be caused by viruses, some of these include chickenpox, HIV, avian flu, cold sores, and the common cold. Viruses can include chronic
Virus - A virus is a tiny organism that can reproduce inside the cells of an organism. Most viruses are microscopic they are only observable through an optical microscope. Viruses can infect all types of organisms ranging from plant to animals as well as bacteria and other archaea. There are around 5000 different types of viruses described at the current time, however, it is thought that there are millions different viruses of distinct types. Viruses are seen in every ecosystem on planet Earth. The study of viruses is called virology which is a specialty within the field of microbiology. Human can be caused by viruses, some of these include chickenpox, HIV, avian flu, cold sores, and the common cold. Viruses can include chronic