Pyrimidine Metabolism and Disorders — MCQs

Which of the following is not a precursor in the synthesis of pyrimidines?

Which of the following metabolic pathways in carbohydrate metabolism is required for the synthesis of nucleic acids?

Inosinic acid is biological precursor of ?

Orotic aciduria is due to deficiency of:

A patient presents with hyperuricemia and gout. Which enzyme's overactivity is most likely associated?

In alkaptonuria, deficiency is:

Final common pathway of metabolism of carbohydrate, lipids, and protein metabolism is?

What is the diagnosis in a patient who presents with nausea and vomiting, initially responds to intravenous glucose, but later develops increased blood glutamine and orotic acid levels?

An infant presents with failure to thrive and recurrent vomiting episodes. Sepsis screen was negative, blood urea is elevated and urine shows high orotic acid level. Which of the following enzyme is absent?

Which of the following reactions is responsible for folate trap?