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(A) if only 1, 2, and 3 are correct (B) if only 1 and 3 are...

(A) if only 1, 2, and 3 are correct

(B) if only 1 and 3 are correct

(C) if only 2 and 4 are correct

(D) if only 4 is correct

(E)        if all are correct

18. Maternal cells may cross the placenta and persist in her offspring after birth. Which of the following diseases is thought to be caused by maternal cells that cross the placental membrane and linger in children and young adults?

1. Scleroderma

2. Lupus

3. Arthritis

4. Dermatomyositis

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Answer #1

All these diseases are autoimmune disease and caused by maternal cell that cross the plasma membrane. Hence, all diseases are correct and option E is correct.

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