| Term | Definition |
| Pathogens | Microbes that cause disease or infection |
| Bacteria | Single-celled organisms that have a cell wall |
| antigens | are generally fragmented peices of the protien or carbolhydrate molecules |
| viruses | toxins and parasites that would love to invade your immune system |
| HIV/AIDS | An accuired immunodeficiency. |
| lymphocytes | a small white cell that helps in getting rid of an immunity |
| protozoa | one-celled animals and the smallest of all animals |
| binarry fission | a method of a sexual reproduction |
| a sexual reproduction | only one parent is needed to preform this type of reproductuion |
| host cell | a cell that das been infected by a virus and is now spred around |
| sexual reproduction | two gametes are needed for this to happen |
| vaccine | a preparation (oral injection) intended to help fight the immunity |
| cilia | fine hairs that line the bronchlio tubes of the lings to hold mucus |
| accuired immunity | a disease accuiered at birth |
| fungi | Bactierial infection causing stuff |
| milk-maids | a disease that the "milk-maids" got instead of geting smallpox, they are immune to it |