Which of the following glycolytic enzymes catalyzes the conversion of fructose-6-phosphate into fructose-1,6-bisphosphate, but does not produce any ATP or NADH in the process? phosphoglycerate kinase pyruvate kinase malate dehydrogenase glucokinase phosphofructokinase
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Which of the following glycolytic enzymes catalyzes the conversion of fructose-6-phosphate into fructose-1,6-bisphosphate, but does not produce any ATP or NADH in the process?
- phosphoglycerate kinase
- pyruvate kinase
- malate dehydrogenase
- glucokinase
- phosphofructokinase
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- Which 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 phosphofructokinaseWhich of the following glycolytic enzymes must consume ATP during phosphorylation of its preferred substrate molecule? phosphoglycerate mutase pyruvate kinase succinate dehydrogenase hexokinase phosphoglycerate kinaseWhat 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 Transaldolase
- Which of the following Krebs cycle enzymes generates a molecule of FADH2 from FAD? a-ketoglutarate dehydrogenase pyruvate dehydrogenase isocitrate dehydrogenase malate dehydrogenase succinate dehydrogenaseWhat 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 phosphateThe coenzyme NAD+ is required for which glycolytic reaction shown below? Oglyceraldehyde-3-P→ 1,3-bisphosphoglycerate glucose glucose-6-P fructose-6-P→ fructose-1,6-BP 2-phosphoglycerate → phosphoenolpyruvate
- Which reaction below in the glycolytic pathway has a highly unfavorable delta Gº' but a favorable delta G under physiological conditions? 1,3-Bisphosphoglycerate + ADP3-Phosphoglycerate + ATP O2-phosphoglyerate → phosphoenolpyruvate Ofructose-1,6-bisphosphate dihydroxyacetone phosphate + glyceraldehyde-3-phosphate Ofructose-6-phosphate → fructose-1,6-bisphosphateWhich of the following enzymes functions in opposition of PFK, and therefore is inhibited by fructose-2,6-bisphosphate? Fructose 1,6-bisphosphatase Glucokinase Pyruvate Carboxylase Glucose 6-phosphataseasap
- Which of the following products of the non-oxidative stage of PPP is an intermediate of the glycolysis pathway? Group of answer choices Xylulose-5-phosphate Fructose-6-phosphate Erythrose-4-phosphate Ribose-5-phosphateWhich of the following is an important enzyme involved in the synthesis of cholesterol from isoprene pyrophosphate? thiolase pyruvate decarboxylase pyruvate dehydrogenase HMG-CoA reductase glucose oxidasePair the conversions on the left with the appropriate enzymes on the right Glucose to Glucose 6-phosphate [ Choose ] [ Choose ] Phosphoenolpyruvate to Pyruvate Pyruvate kinase Hexoisomerase Phosphoglycerate mutase Fructose 1,6-bisphosphate to Dihydroxacetone phosphate and Glyceraldehyde 3-phosphate Fructose bisphosphate aldolase Phosphofructokinase 3-Phosphoglycerate to 2-Phosphoglycerate [ Choose ] Fructose 6-Phosphate to Fructose 1,6- bisphosphate [ Choose ]