NURSING ANM AND GNM

Detailed explanation-1: -They include bacteria, archaea, fungi, protozoa, algae, and viruses. Bacteria are single celled microbes that lack a nucleus.

Detailed explanation-2: -Viruses do not have a cellular structure.

Detailed explanation-3: -Bacteria are single cells that can survive on their own, inside or outside the body. Most bacteria aren’t harmful. In fact, you have many harmless and helpful bacteria on your skin and inside your body, especially in the gut to help digest food. Viruses are smaller and are not cells.