Answer:
Diseases due to genetic abnormalities are termed as primary immunodeficiencies.
Step-by-step explanation:
The primary immunodeficiency is a type of immunodeficiency in which a part of the immune system is absent or doesn't perform normally. The primary immunodeficiency is not caused by other diseases or drugs. The primary immunodeficiencies are caused due to genetic abnormalities or disorders. The symptoms of this disorder depends on the type of genetic defect.