If the carbonyl carbon of a fatty acyl CoA molecule with a C₁₀chain is labeled with ¹⁴C, how many rounds of β-oxidation are required to produce a radioactively labeled acetyl CoA?

Question

Quizplus · Accepted Answer

In β-oxidation, each round shortens the fatty acyl chain by two carbons, releasing an acetyl CoA. Since the carbonyl carbon is labeled, it will be released in the first acetyl CoA after one round.

If the Carbonyl Carbon of a Fatty Acyl CoA Molecule