Which enzyme catalyzes a freely reversible reaction? Pyruvate dehydrogenase Aconitase α-Ketoglutarate dehydrogenase Citrate synthase Please select only one answer.
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Which enzyme catalyzes a freely reversible reaction?
- Pyruvate dehydrogenase
- Aconitase
- α-Ketoglutarate dehydrogenase
- Citrate synthase
Please select only one answer.
Step by step
Solved in 3 steps
- Which glycolysis reactions are catalyzed by the following enzymes?(a) Pyruvate kinase(b) Glyceraldehyde 3-phosphate dehydrogenase(c) Hexokinase(d) Phosphoglycerate mutase(e) AldolaseWhich reaction in glycolysis produces ATP as a product? Group of answer choices hexokinase glyceraldehyde-3-phosphate dehydrogenase pyruvate kinase aldolaseSelect the following enzymes that utilize a mechanism where ATP serves as the phosphate donor. Select ALL that apply: a) glyceraldehyde 3 phosphate dehydrogenase b) hexokinase c) aldolase class 1 d) PFK e) phosphoglucoisomerase
- 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 phosphofructokinaseSelect the following enzymes that utilize a mechanism where an enediol intermediate is formed. Check all that apply: a)phosphoglucoisomerase b)triose phosphate isomerase c)aldolase d) glyceraldehyde 3-P dehydrogenase e) hexokinaseDuring glycolysis, the major energy generating step involves: pyruvate kinase phosphoglycerate kinase Phosphofructokinase glyceraldehyde-3 -dehydrogenase
- Alpha-ketoglutarate dehydrogenase exhibits feedback inhibition byWhich of the following is NOT a component of the pyruvate dehydrogenase complex? a. dihydrolipoyl dehydrogenase b. dihydrolipoyl transacetylase c. pyruvate dehydrogenase d. dihydrolipoyl catalaseWhich of the following citric acid cycle enzymes catalyzes substrate-level phosphorylation? A) isocitrate dehydrogenase B) α-ketoglutarate dehydrogenase C) succinyl CoA synthetase D) succinate dehydrogenase E) malate dehydrogenase
- Glycolysis produces_____and_______through oxidizing_____ and ____choose from the following:GlucosePyruvateNADHNADPHATPWhich of the following Krebs cycle enzymes generates a molecule of FADH2 from FAD? a-ketoglutarate dehydrogenase pyruvate dehydrogenase isocitrate dehydrogenase malate dehydrogenase succinate dehydrogenaseThe first enzyme in the Krebs cycle is theA.citrate synthaseB.pyruvate dehydrogenaseC. α- ketoglutarate dehydrogenase D.aconitase