Biology : PU-CET (U.G) 2019 Panjab University Entrance Exam With Answers

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37.

Myasthenia gravis is caused by :

A: Destruction of acetylcholine receptors at neuromuscular junction
B: Mutation in genes that code for desmin protein
C: Deficinency of dystrophin protein in muscles
D: Deficiency of calcuim ions in muscle fiber

The answer is: A

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