Question

Explain how a mutated DMD gene can result in the inability to walk​

Answer 1

Answer:

Explanation:

Normal DMD gene provides the instructions to make normal dystrophin protein.  

® Normal dystrophin in muscle cells  ® Normal muscles and  normal health  

Mutated DMD gene does not provide the instructions to make functional dystrophin.  

®  

No functional dystrophin  in muscle cells  

®  

Muscle cells break down, so  child loses the ability to walk, develops heart problems, and typically dies as a young adult.