Glycolysis & TCA Cycle — Topic Test
9 questions · exam mode (answers revealed at the end). 18 min suggested.
A neonate develops vomiting, lethargy and a strong respiratory alkalosis within 48 hours of birth, with markedly raised plasma glutamine and low citrulline but normal orotic acid in urine. Which urea-cycle enzyme defect best fits this picture?
AOrnithine transcarbamylase deficiency
BArginase deficiency
CArgininosuccinate lyase deficiency
DCarbamoyl phosphate synthetase I deficiency