The citric acid cycle reaction that removes the first CO2 molecule is a(n)________.
A)oxidation and decarboxylation
B)reduction
C)phosphorylation
D)hydrolysis
E)hydration

Question

Quizplus · Accepted Answer

The removal of the first CO2 molecule (from acetyl-CoA) in the citric acid cycle involves the loss of a carbon atom (decarboxylation) and the loss of electrons (oxidation). Therefore, the most appropriate choice is A - oxidation and decarboxylation.

The Citric Acid Cycle Reaction That Removes the First CO2