In the urea cycle which molecule is transported from the mitochondrial matrix to the cytosol as ornithine is transported in the opposite direction?

Question

Quizplus · Accepted Answer

Citrulline is the molecule that is transported from the mitochondrial matrix to the cytosol in the urea cycle, as ornithine is transported in the opposite direction. Arginine is synthesized in the cytosol from citrulline, while glutamate and carnitine are not directly involved in the urea cycle.

In the Urea Cycle Which Molecule Is Transported from the Mitochondrial