Which of the following is activated after epinephrine/ glucagon binds to their receptores select all that apply glycogen phosphorlyase glycogen synthase lipase glycogen phosphorlase kinase protein kinase a liver pyruvate kinase Acetyl coa carboxylase
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Which of the following is activated after epinephrine/ glucagon binds to their receptores select all that apply
glycogen phosphorlyase
glycogen synthase
lipase
glycogen phosphorlase kinase
protein kinase a
liver pyruvate kinase
Acetyl coa carboxylase
Step by step
Solved in 3 steps
- Which of the following enzymes are activated after epinephrine/ glucagon bind to their receptors? (select all that apply) Glycogen phosphorylase kinase Acetyl CoA Carboxylase Lipase Glycogen phosphorylase Glycogen Synthase Protein Kinase AWhich of the following glycolytic enzymes catalyzes the conversion of fructose-1,6-bisphosphate into the two product molecules dihydroxyacetone phosphate, and glyceraldehyde-3-phosphate? phosphoglycerate kinase pyruvate kinase malate dehydrogenase aldolase phosphofructokinaseDifferent control mechanisms are used to regulate the synthesis of glycogen. Match the action on the left with the effect on the right. Increase in the concentration of inorganic phosphate ion Decrease in the activity of phosphoprotein phosphatase Phosphorylation of glycogen phosphorylase Dephosphorylation of glycogen synthase Ű Clear All Decreasing glycogen synthesis Increasing glycogen synthesis No effect on glycogen synthesis
- Activation of cAMP phosphodiesterase _________________________. Stimulates the phosphorylation of glycogen synthase Stimulates the phosphorylation of phosphorylase kinase Stimulates the phosphorylation of PFK-2 Stimulates the phosphorylation of glycogen synthase kinase 3 All of the above None of the above Which of the following is likely to occur in type I diabetic patients? A decreased level of agouti-related peptide (AgRP) A decreased level of melanocortin Both A and B Neither A nor BWhich of the following glycolytic enzymes must consume ATP during phosphorylation of its preferred substrate molecule? phosphoglycerate mutase pyruvate kinase succinate dehydrogenase hexokinase phosphoglycerate kinaseElevated levels of acetyl-CoA will act as an effector for which of the following enzymes? more than one can be correct Pyruvate carboxylase. Pyruvate kinase Pyruvate dehydrogenase. Citrate synthase a-Ketoglutarate dehydrogenase.
- Which of the following enzymes are activated after insulin binds to its receptor? (select all that apply) Protein Phosphatase-1 Glycogen Synthase Lipase Acetyl CoA Carboxylase Glycogen phosphorylase Glycogen phosphorylase kinaseWhat type of regulation would be expected when anaerobic metabolism is occurring in the muscle? Select all that apply. O Activation of pyruvate dehydrogenase kinase O Increased levels of calcium to activate pyruvate dehydrogenase phosphatase O Phosphorylation of pyruvate dehydrogenase O Inhibition of pyruvate dehydrogenase complex O Increased levels of NADH to activate citrate synthase O Increased levels of NADH to inhibit alpha-ketogluterate dehydrogenase complex O Increased levels of acetyl CoA to activate pyruvate carboxylase for gluconeogenesisWhen the energetic needs of hepatocytes are being met, which of the following occurs? Acetyl-CoA inhibits pyruvate carboxylase. ATP inhibits fructose 1,6-bisphosphatase (FBPase1). ATPactivatesglycogenphosphorylase(phosphorylasea). Acetyl-CoA stimulates pyruvate kinase. None of the above Please answer asap and in short and content should not be palgarised please
- Which of the following tumor-promoting (oncogenic) proteins promotes increased uptake of glutamine? Group of answer choices Pyruvate dehydrogenase kinase Myc GLUT1 HIF-1 Which of the following has the greatest capacity for ATP production by aerobic respiration? fast twitch muscle slow twitch muscle white fat brown fat Which of the following is an inhibitor of Complex I? Azide UCP1 Catalase Rotenone Which of the following facilitates electron transfer from a 2 electron carrier to a 1 electron carrier? Complex II Complex I Complex III Complex IVWhich of the following statements is falseconcerning acetyl CoA carboxylase (ACC)? ACC is more active when protomers condense to form polymers Palmitoyl CoA serves as a feedback inhibitor The source of carbons for ACC comes from the carbon skeletons of malate that is exported from the matrix of the mitochondria in the form of malate Binding of glucagon triggers cAMP production, which leads to inhibition of ACCWhich of the following is true for role of glucose-6-phosphate in the regulation of carbohydrate metabolism? -Glucose-6-phosphate allosterically activates glycogen phosphorylase -Glucose-6-phosphate allosterically inhibits glycogen synthase -Glucose-6-phosphate allosterically inhibits hexokinase kinase -None of the above are correct For a reaction A + B --> C + D, [A] is 0.1M, [B] is 0.1M, [C] is 0.1M, and [D] is 0.1M. which of thefollowing is true? -It is a near-equilibrium reaction -The standard free energy change equals 0.00 -The equilibrium constant equals 1.00 -Mass action ratio equals 1.00