Identify what is asked Glycerol --> Glycogen Pyruvate --> Glucose Acetyl CoA --> Fats Fats-> Acetyl Co Lactate --> Glucose
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- choose the metabolic pathway being described in the statement choices: Digestion Glycolysis Formation of Acetyl CoA Krebs Cycle ETC Reactions Glycogenesis Glycogenolysis Gluconeogenesis conversion of glyceradehyde-3-PO4 to glucose2. liberates more ATP from reduced coenzymes 3. occurs when the body runs out of carbohydrates 4. pyruvic acid is decarboxylated and oxidized 5. generates two molecules of pyruvate for every glucose catabolized 6. second release of CO2 in cellular respiration 7. catabolism of dietary carbohydrates 8. response to a drop in blood glucose9. catalyzed by pyruvate dehydrogenase 10. actic acid is converted to glucoseArrange the following pathways in order of their occurrence as source of energy for the body during fasting and starvation: 1. glycogenolysis 2. lipid catabolism 3. gluconeogenesis 4. ketogenesisAlthough glucose cannot be formed from acetyl-CoA, triglycerides can enter the glycolytic pathway via which process? O Acetyl-CoA → oxaloacetate → phosphoenolpyruvate O Palmitoyl-CoAB- ketoacyl-CoA → a-ketoglutarate O Glycerol → DHAP Acyl-CoA glucose
- What enzyme will not be used if the oxidative portion of the pentose phosphate pathway is operating to produce ribose 5-phosphate? Ribulose 5-phosphate isomerase 6-phosphoglucono-lactonase 6-phosphogluconate dehydrogenase TransaldolaseWhich of the following is TRUE? O Both AMP and ADP are negative regulators of glycogenolysis. ATP shifts the curve of glycogen phosphorylase to the left. O Citrate binds covalently to acetyl CoA carboxylase. Phosphofructokinase-1 is an allosterically regulated enzyme in glycolysis. The carnitine shuttle is positively regulated by Malonyl CoA.If the brain needs glucose, then gluconeogenesis stops after reaction (9, 8, 10, 2) because (phosphoenolpyruvate, glucose, glucose-6-phosphaet, fructose-6-phosphate) can be exported from the hepatocyte using a transporter.
- Which of the following enzymes CANNOT be found in the skeletal muscle? Glucose-6-phosphatase Glycogen synthase Glycogen phosphorylase Adenylyl cyclase Hexokinase Which of the following processes do NOT produce CO2? (1) Fatty acid synthesis (2) Oxidative deamination(3) Preparatory phase of glycolysis (4) Pentose phosphate pathway (1) and (2) only (2) and (3) only (2) and (4) only (1), (3) and (4) only (1), (2), (3) and (4) _______________ is an intermediate metabolite linkage between carbohydrate and fat metabolism. A. MalateB. CitrateC. Acetyl-CoA D. AspartateE. α-ketoglutarate ______________ transfers carnitine from mitochondrial matrix to cytoplasm during the transport of fatty acid to mitochondria. Carnitine acyltransferase I CarnitineacyltransferaseII Transaminase Translocase Citric acid shuttleWhich 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 1.00What glycolytic intermediate is fructose converted to in the muscle, such that it can be utilized in glycolysis? Glucose 6-phosphate Fructose 6-phosphate Glyceraldehyde 3-phosphate Dihydroxyacetone phosphate
- Identify the following as a characteristic of one or more following process: glycolysis, glycogenesis, Glycogenolysis, and gluconeogenesis. 1. Glucose 6-phosphate is the initial reactant 2. Glucose is the final product 3. Glucose 6-phosphate is produced in the first step 4. UTP is involved in the process 5. ADP is converted to ATP in this processChoose the correct sequence of steps in glycolysis and oxidative phosphorylation Acetyl CoA - Krebs Cycle - Pyruvate - Glucose - Electron Transport Chain - Chemiosmosis - ATP Glucose - Acetyl CoA - Pyruvate - Krebs Cycle - Electron Transport Chain - Chemiosmosis - ATP O Pyruvate - Acetyl CoA - Glucose - Krebs Cycle - Electron Transport Chain - Chemiosmosis - ATP O Fatty acids - Pyruvate - Acetyl CoA - Glucose - Chemiosmosis - Krebs Cycle - ATP Glucose - Pyruvate - Acetyl CoA - Krebs Cycle - Chemiosmosis - Electron Transport Chain - ATP Glucose - Pyruvate - Acetyl CoA - Krebs Cycle - Electron Transport Chain - Chemiosmosis ATPchoose the metabolic pathway being described in the statement choices: Digestion Glycolysis Formation of Acetyl CoA Krebs Cycle ETC Reactions Glycogenesis Glycogenolysis Gluconeogenesis 1. absorption of glucose in the blood stream 2. series of release of small amount of energy reducing oxygen to water