Which of the following are characteristics of catabolic metabolic pathways? (Chooseall correct answers).Overall oxidation of initial substrates so redox reactions involve use of NAD+ asoxidizing agent, converted to NADH.Large initial substrates are broken down to smaller final products.Overall reduction of intial substrates so redox reactions involve use of NADPHas reducing agent, converted to NADP+.The pathways are overall exergonic (negative delta G).Net production of ATP as a result of the pathway.Essentially irreversible Which of the following types of inhibitors will bind to both the free enzyme and theenzyme-substrate complex?NoncompetitiveUncompetitiveCompetitiveMixed Inhibitor

Metabolic pathways are of two types. They are Catabolic pathways in which larger compounds are…

Answered: Which of the following are…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Which of the following best describes the number of NAD+ that get reduced in the matrix reactions: 10 NAD+ REDUCED 8 NAD+ REDUCED 6 NAD+ REDUCED 4 NAD+ REDUCED 2 NAD+ REDUCED NAD+ do not get reduced in the matrix, they only get oxidized When the acetyl-group from pyruvate enters the Krebs Cycle, CO2 loss is coupled with: oxidation of NADH hydrolysis pf water. condensation of water. phosphorylation. reduction of NAD+ Which of the following would cause a drop in free energy during the oxidation of glucose? the oxidation of G3P and reduction of FAD the oxidation of pyruvate and reduction of CO2 the reduction of pyruvate and oxidation of G3P the oxidation of malate and the reduction of NAD+ the oxidation of NADH and the oxidation of protein complex I
The functioning of a particular pathway often depends not only on control enzymes in that pathway but alsoon control enzymes of other pathways. What happens in the following pathways under the indicated conditions? Suggest what otherpathway or pathways might be influenced.(a) High ATP or NADH concentration and the citric acid cycle.(b) High ATP concentration and glycolysis.(c) High NADPH concentration and the pentose phosphate pathway.(d) High fructose-2,6-bisphosphate concentration and gluconeo genesis.
Taking into consideration glycolysis, the pyruvate dehydrogenase complex and the citric acid cycle, how many substrate level phosphorylation events occur from a single molecule of glucose? 6 substrate level phosphorylation events 4 substrate level phosphorylation events 3 substrate level phosphorylation events 2 substrate level phosphorylation events None of the above answers are correct
In the krebs cycle, if the enzyme used succinate dehydrogenase used NAD+ as the oxidizing agent, what impact would it have on the overall production of ATP in the call?
When the cells of our body are in dire need to synthesize Ribose 5 phosphate and it has already enough supply of NADPH, reverse non oxidative pathway of the HMP shunt pathway takes place. If the cell has 10 glucose 6 phosphate molecules, how many of these would be converted to Fructose 6 phosphate and how many to form glyceraldehyde 3 phosphate respectively to synthesize maximum number of Ribose 5 phosphate? 8:2 2:8 4:6 6:4
In the glycolysis, the only redox reaction “glyceraldehyde 3-phosphate → 1,3-bisphosphoglycerate” (enzyme: glyceraldehyde 3-phosphate dehydrogenase) involves all of the following EXCEPT the: Question 13 options: formation of 1,3-bisphosphoglycerate utilization of inorganic phosphate as a reactant reduction of NAD+ to NADH utilization of ATP as a reactant oxidation of glyceraldehyde 3-Phosphate
Given the following question, for each of the three reactions catalyzed by NADH dehydrogenase complex, identify the following1. electron donor2. electron acceptor3. the reducing agent4. the oxidizing agent
Given that malonate inhibits succinate dehydrogenase which of the following statements is TRUE? a. FADH2 results in only 4 H+ being pumped out of the mitochondrial matrix. b. All electron transport is inhibited. c. Transfer of electrons from NADH to Coenzyme Q (ubiquinone) is inhibited. d. Transfer of electrons from FADH2 to Coenzyme Q (ubiquinone) is inhibited. e. NADH results in only 4 H+ being pumped out of the mitochondrial matrix. Clear my choice
If 12 molecules of glucose enter the glycolytic pathway, how many ATP molecules can be generated in the electron transport chain from the NADH produced in the pathway assuming that there are 10 c subunits in the Fo complex of the organism?
Taking into consideration glycolysis, the pyruvate dehydrogenase complex and the citric acid cycle, how many NAD+ molecules are reduced from a single molecule of dihydroxyacetone phosphate? 4 NAD+ are reduced 5 NAD+ are reduced 8 NAD+ are reduced 10 NAD+ are reduced None of the above answers are correct
In the last step of glycolysis, phosphoenolpyruvate (PEP) is converted to pyruvate and during this reaction ATP is synthesized. Based on the fact that ATP is synthesized, which of the following enzymes would most likely catalyze this reaction? a. enolase b. pyruvate kinase c. aldolase d. pyruvate isomerase e. pyruvate dehydrogenase
Which of the following statements is correct about oxidative pentose phosphate pathway? Group of answer choices It generates NADH It oxidizes NADPH to NADP+ The pathway supplies ribose 5-phosphate and NADPH in the quantities the cell requires Glucose 6-phosphatase catalyzes the rate-limiting reaction of the pathway

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