This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mendelian Disorders: Single-Gene Defects, Subject name: Pathology
Duchene-muscular dystrophy? 
Select and explain. 
A. Autosomal dominant, B. Autosomal recessive, C. X-linked dominant, D. X-linked recessive
D: X-linked recessive
Answer: D: X-linked recessive 
Explanation: Ans. (d) X linked recessiveRef: Robbings pathology 9th ed. 1/42