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Solution


Q.

Which of the following muscular disorders is inherited                  [2019]
1 Botulism  
2 Tetany  
3 Muscular dystrophy  
4 Myasthenia gravis  

Ans.

(3) 

Muscular dystrophy is a group of muscle diseases, marked by weakness and wasting of skeletal muscles, in which there is a recognizable pattern of inheritance. In this disorder, the mutated gene on middle of the short arm of X-chromosome is unable to produce a protein dystrophin in skeletal muscles. It is common in males, female heterozygous carriers are normal.