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Human Health and Disease — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease2 Marks
Question
How are auto-immune diseases different from immunodeficiency disease? Give one example of each in human.
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Answer

S. No. Auto-immune disease Immunodeficiency disease
(i) When the immune system of the body starts attacking ‘self-cells’ and molecules. The disease is called auto-immune disease. When the immune system fails to function properly against pathogen or antigen, it is called immunodeficiency disease.
(ii) For example, rheumatoid arthritis. For example, AIDS.

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