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stira [4]
3 years ago
9

"which is true of primary immunodeficiency the majority are caused by ~100 separate primary diseases

Biology
1 answer:
Nastasia [14]3 years ago
3 0
<span>Primary immunodeficiencyvdiseases are a group of more than 250 rare, chronic disorders that affect how the body’s immune system works. Primary immunodeficiency diseases are caused by genetic defects. I hope this helped</span>
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