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An autoimmune disease attacking the neuromuscular junction and causing weakness is:
AMuscular dystrophy
BTetany spasms
CGouty arthritis
DMyasthenia gravis
Answer & Solution
Correct answer: D. Myasthenia gravis
1. The body's own immune system hits the motor end plate.
2. Muscles fatigue and weaken.
3. This is myasthenia gravis.
_Source: NCERT Class 11 Biology, Chapter 20, Locomotion and Movement._
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