A 45-year-old male presents to the Emergency Room with hematemesis and melena, which is actively managed. He has been previously diagnosed with liver cirrhosis. An esophago-gastro- duodenoscopy has been planned and patient has been asked to observe an overnight fast in esophagogastroduodenoscopy preparation of endoscopy. Patient had dinner at 7 pm and endoscopy was performed at 1 pm the next day. At the time of endoscopy, some pathways were generating glucose to maintain serum glucose levels. Which of the following enzymes catalyze the irreversible biochemical reaction of this process?
Enolase Glycogen phosphorylase Fructose-1,6-bisphosphatase Glucose 6P dehydrogenase