Catabolic pathways involve oxidations and the formation of smaller molecules from larger ones by breaking carbon-carbon bonds. Which of the following catabolic dehydrogenase reactions does not result in the cleavage of a carbon-carbon bond?
A) Isocitrate dehydrogenase
B) Alpha-ketoglutarate dehydrogenase
C) 6-phosphogluconate
D) malate dehydrogenase
E) pyruvate dehydrogenase