A rate limiting enzyme for glycolysis is, while a rate limiting enzyme for gluconeogenesis is . O Phosphofructokinase; Fructose-1,6-bisphosphatase O Fructose-1,6-bisphosphatase; Phosphofructokinase Phosphoglucoisomerase; Glucose-6-phosphatase O Glucose-6-phosphatase; Hexokinase
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A:
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- 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 TransaldolaseWhat 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 phosphateWhich of the following is the first step of glycolysis? Select one: a. Glyceraldehyde-3-phosphate is converted to 1,3 Bisphosphoglycerate b. Dihydroxyacetone (Glycerone Phosphate) is converted to Glyceraldehyde-3-phosphate c. 1,3 Bisphosphoglycerate is converted to 3-phosphoglycerate d. Fructose-6-phosphate is converted to Fructose-1,6,bisphosphate e. 3-phosphoglycerate is converted 2-phosphoglycerate f. 2-phosphoglycerate is converted to Phosphoenolpyruvate g. Phosphoenolpyruvate is converted to pyruvate h. Glucose-6-phosphate is converted to Fructose-6-phosphate i. Fructose-1,6 Bisphosphate is converted to Dihydroxyacetone and Glyceraldehyde-3-phosphate j. Glucose is converted to Glucose-6-phosphate
- choose the metabolic pathway being described in the statement choices: Digestion Glycolysis Formation of Acetyl CoA Krebs Cycle ETC Reactions Glycogenesis Glycogenolysis Gluconeogenesis 1. catalyzed initially by glycogen phosphorylase 2. breaking of glycosidic linkages of glycogen 3. requires pumping of hydrogen ions 4. lactic acid is converted to glucoseWhich of the following is the ninth step of glycolysis? Select one: a. Fructose-1,6 Bisphosphate is converted to Dihydroxyacetone and Glyceraldehyde-3-phosphate b. 1,3 Bisphosphoglycerate is converted to 3-phosphoglycerate c. Phosphoenolpyruvate is converted to pyruvate d. Dihydroxyacetone (Glycerone Phosphate) is converted to Glyceraldehyde-3-phosphate e. Fructose-6-phosphate is converted to Fructose-1,6,bisphosphate f. 3-phosphoglycerate is converted 2-phosphoglycerate g. Glyceraldehyde-3-phosphate is converted to 1,3 Bisphosphoglycerate h. Glucose-6-phosphate is converted to Fructose-6-phosphate i. 2-phosphoglycerate is converted to Phosphoenolpyruvate j. Glucose is converted to Glucose-6-phosphateCan you please pick the right answer in each parentheses? Gluconeogenesis is essentially ["a bypass of glycolysis", "the reverse of glycolysis"] , providing a way of counteracting low levels of ["glucose", "ATP"] . There are 10 enzyme catalyzed steps in glycolysis and gluconeogenesis employs ["seven of them", "none of them"] . ["pyruvate carboxylase", "pyruvate kinase"] is a key enzyme in gluconeogenesis, serving to take pyruvate to ["oxaloacetate", "phosphoenolpyruvate"].
- 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.If the alpha-ketoacid product from the transaminase reaction that uses alanine and alpha-ketoglutarate as substrates goes on to make glucose via the __________ pathway, then the amino acid carbon skeleton is considered to be __________. ANSWER citric acid cycle; ketogenic glycogen synthesis; ketogenic glycolysis; glucogenic gluconeogenesis; glucogenicGlucose-6-phosphate isomerase is used to do which of the following steps of glycolysis Select one: a. Glucose-6-phosphate is converted to Fructose-6-phosphate b. 3-phosphoglycerate is converted 2-phosphoglycerate c. Glyceraldehyde-3-phosphate is converted to 1,3 Bisphosphoglycerate d. Glucose is converted to Glucose-6-phosphate e. Dihydroxyacetone (Glycerone Phosphate) is converted to Glyceraldehyde-3-phosphate f. Fructose-1,6 Bisphosphate is converted to Dihydroxyacetone and Glyceraldehyde-3-phosphate g. 1,3 Bisphosphoglycerate is converted to 3-phosphoglycerate h. Phosphoenolpyruvate is converted to pyruvate i. Fructose-6-phosphate is converted to Fructose-1,6,bisphosphate j. 2-phosphoglycerate is converted to Phosphoenolpyruvate
- Individuals with Pompe disease lack the lysosomal _______. a. Glycogen phosphorylase b. Amylo-α(1→6)-glucosidase c. α(1→4)-glucosidase d. Glucose-6-phosphataseWhich of the following is a correct ranking of molecules with respect to their energy value in glycolysis (note: >means “greater than”)? (a) two pyruvates > one glucose (b) one glucose > one fructose-1,6-bisphosphate (c) twoglyceraldehyde-3-phosphates (G3P) > one glucose (d) two pyruvates > one fructose-1,6-bisphosphate (e) two pyruvates > two glyceraldehyde-3-phosphates (G3P)Which reaction below corresponds with substrate level phosphorylation? Fructose-1,6-bisphosphoglycerate >>>> G3P Pyruvate >>>> Acetyl-CoA Glucose >>>> Glucose-6-phosphate 1,3-bisphosphoglycerate >>>> 3-phosphoglycerate >>>> pyruvate Acetyl + Oxaloacetate >>>> Citrate