This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Pyrimidine metabolism features a/e 
Select and explain. 
A. Require CAD polypeptide chain, B. 6-azauridine 1/t oritidinuria, C. DHOA-dehydrogenase is mitochondrial, D. Reye syndrome decrease cytosolic carbamoyl phosphate
D: Reye syndrome decrease cytosolic carbamoyl phosphate
Answer: D: Reye syndrome decrease cytosolic carbamoyl phosphate 
Explanation: D i.e. Reye syndrome decrease cytosolic carbamoyl phosphate