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
Enzyme deficiency in Hunter disease is: 
Select and explain. 
A. L-iduronidase, B. Iduronate sulfatase, C. Heparan sulfamidase, D. Hyaluronidase
B: Iduronate sulfatase
Answer: B: Iduronate sulfatase 
Explanation: Ans. (b) Iduronate sulfatase(Ref: Robbins 9th/pg 154-155)All Mucopolysaccharidoses are autosomal recessive except Hunter's disease which is X linked recessive Q