Use the following figure to answer the questions below.

The citric acid cycle.
-For each mole of glucose (C₆H₁₂O)oxidized by cellular respiration, how many moles of CO₂ are released in the citric acid cycle (see the figure above)?
A)2
B)4
C)6
D)12

Question

Use the following figure to answer the questions below.
  
The citric acid cycle.
-For each mole of glucose (C₆H₁₂O)oxidized by cellular respiration, how many moles of CO₂ are released in the citric acid cycle (see the figure above)?
A)2 
B)4 
C)6 
D)12

Quizplus · Accepted Answer

In the citric acid cycle, each mole of glucose is converted into two moles of pyruvate, which leads to two moles of acetyl-CoA entering the cycle. Through a series of reactions, two moles of CO₂ are released for each acetyl-CoA, giving a total of four moles of CO₂ released in the cycle.

Use the Following Figure to Answer the Questions Below