A: | Malaria is caused by a virus transmitted through the saliva of infected Anopheles mosquitoes. |
B: | Tuberculosis is a bacterial disease that primarily affects the lungs but can also spread to other organs. |
C: | AIDS is a genetic disorder that weakens the immune system over time. |
1. | Aedes aegypti mosquito | 2. | A virus |
3. | A bacterium | 4. | Prion |