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What is the cause of autoimmune diseases?

A. They can be caused by both a mutated gene and a pathogen.
B. The causes of autoimmune diseases are unknown.
C. They are caused by a pathogen.
D. They are caused by mutated genes.

User Rigby
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2 Answers

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Bro is the d por qué casusa muted genes
User Gabriel Matusevich
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Answer: B

Explanation: body's natural defenses — the immune system — attack the body's own healthy tissue

User Andref
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