Zoology - Human Health and Diseases Question with Solution | TestHub

Sometimes, due to genetic or unknown reasons, the body is unable to differentiate between its own and foreign cells and attacks its own cells. This is known as auto-immunity and the diseases occurring as a result of this are known as auto-immune diseases. Rheumatoid arthiritis is an example of auto-immune disease in humans.Anthrax is caused byBacillus anthracis, Malaria is caused by protozoanPlasmodium, TB is caused byMycobacterium tuberculosis. Thus these diseases are infectious and communicable