Showing posts with label Citric Acid Cycle. Show all posts
Showing posts with label Citric Acid Cycle. Show all posts

What happens to succinate in GC?

What happens to succinate in GC?



Answer: can be converted into oxaloacetate and then to glucose

Why must the CAC be capable of being rapidly replenished?

Why must the CAC be capable of being rapidly replenished?



Answer: because it provides precursors for biosynthesis, reactions to replenish cycle components are required if the energy status of the cell changes

Why is the CAC a key hub in cellular metabolism?

Why is the CAC a key hub in cellular metabolism?



Answer: it can provide necessary materials for the generation of almost any carbon based molecules needed in the cell

How is the CAC regulated?

How is the CAC regulated?



Answer: Isocitrate dehydrogenase, alpha-ketoglutarate dehydrogenase, and pyruvate dehydrogenase.

How is another cycle initiated?

How is another cycle initiated?



Answer: oxaloacetate can condense with another acetyl CoA

What is generated from succinyl CoA?

What is generated from succinyl CoA?



Answer: a compound with a high phosphoric transfer potential, only step of CAC where this happens

What happens to isocitrate?

What happens to isocitrate?



Answer: oxidized and decarboxylated to alpha-ketoglutarate