This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics, Subject name: Pathology
Mitochondrial DNA (mt-DNA) is known for all except: 
Select and explain. 
A. Maternal inheritance, B. Heteroplasmy, C. Leber hereditary optic neuropathy is the prototype, D. Nemaline myopathy results due to mutations in mt- DNA
D: Nemaline myopathy results due to mutations in mt- DNA
Answer: D: Nemaline myopathy results due to mutations in mt- DNA 
Explanation: Nemaline myopathy Autosomal recessive Heterogeneous condition and not a mitochondrial disease. Myopathy d/t 5 genes . All code for thin filament-associated proteins, suggesting disturbed assembly or interplay of these structures as a pivotal mechanism. Mutations of the nebulin (NEB) gene Severe neonatal and early childhood forms