Glucose can be made from oxaloacetate during gluconeogenesis, but if oxaloacetate concentrations are decreased, what other substance can be used to make glucose? How might this contribute to increased fat loss?
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Glucose can be made from oxaloacetate during gluconeogenesis, but if oxaloacetate concentrations are decreased,
what other substance can be used to make glucose? How might this contribute to increased fat loss?
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- Glucagon is released from the pancreas in response to low blood glucose levels. It regulates the opposing pathways of glycolysis and gluconeogenesis by altering levels of fructose 2,6-bisphosphate. If glucagon causes a decrease in fructose 2,6-bisphosphate, how does this increase blood glucose levels? Explain..In simple terms explain why gluconeogenesis is important?Please explain gluconeogenesis. What is it? Where does it occur and why?
- Name the key enzymes of gluconeogenesis. Explain how lactate is converted to glucose.What triggers gluconeogenesis? Then, what is the main purpose of gluconeogenesis?Name the molecules used for gluconeogenesis. What are the sources of these molecules? Under what conditions would gluconeogenesis occur?
- What is the effect on gluconeogenesis and glycogen synthesis of (a) increasing the level of ATP, (b) decreasing the concentration of fructose-1,6- bisphosphate, and (c) increasing the concentration of fructose-6- phosphate?Describe the gluconeogenesis. What are the substrates for gluconeogenesis? (yellow boxes) and write the names of the enzymes belong to the gluconeogenic pathway. Glucose 4 se-6-phosphate usphoglucose isomerase Fructose-6-phosphate Fructose-1,6-bisphosphate HAidolase Triose phosphate Dihydroxyacetone phosphate isomerase Glyceraldehyde 3-phosphate P.. NAD CH,OH Glyceraldehyde 3-phosphate dehydrogenase 1,3-Bisphosphoglycerate CH,OPO,- NADH ADP Phosphoglycerate kinase ATP 3-Phosphoglycerate Phosphoglycerate || mutase 2-Phosphoglycerate 2 X Enolase Phosphoenolpyruvate GDP, CO, GIP Oxaloacetate ADP + P, 1 ATP, HCOS PyruvateWhy is gluconeogenesis necessary?
- Why can liver glycogen, but not muscle glycogen, be used to raise blood sugar levels?Why are the enzymes α-Amylase and α-glucosidase active in a patient with hyperglycemia or diabetes? How do they become activated?you follow a carbohydrate-free diet, certain metabolic problems occur. Describe glucogenesis and the problems that may arise from this prolonged glucogenesis state.