During the citric acid cycle, 3 NADH and 1 FADH, molecules are formed. How many electrons are carried in these four carriers? O 10 O 5 O 8 O 7
Q: Energy is required to reverse the flow of the electron transport chain. Why would this be so?
A: Mitochondria are defined as the membrane-bound cell organelles that will produce or generate most of…
Q: Which of the following electron-transport chain complexes is also a member of the citric acid cycle?…
A: The electron transport chain is a series of protein complexes that transfers electrons from electron…
Q: Which of the following statements regarding glycolysis and cell respiration is NOT true? Both…
A: Cellular respiration is an enormous metabolic pathway which breaks down the glucose and other fuels…
Q: Which of the following molecules can be broken down into acetyl and enter the citric acid cycle? OA)…
A: Introduction The citric acid cycle is also known as the TCA cycle (tricarboxylic acid cycle) or…
Q: Which of the following does not occur in the citric acid cycle? NADH is produced FADH2 is produced…
A: Respiration is the process which region responsible for breakdown of glucose. It produces energy in…
Q: For each entire glucose molecule, the citric acid cycle yields: a. 2 CO2, 2 ATP, 2 NADH, 1 FADH2 b.…
A: The citric acid cycle which is also known as the TCA cycle or the tri carboxylic acid cycle or the…
Q: Which of the following produces 2 NADH and 2 ATP per glucose? O glycolysis O chemiosmosis citric…
A: ATP is the energy currency of the living cell. It acts as a donor of high energy phosphate. It is a…
Q: In the Krebs' cycle, how many rnolecules of NADH are released for every molecule of glucose? A. 3…
A: Kreb's cycle is also called as citric acid cycle or TCA (Tricarboxylic acid cycle). It is a common…
Q: In the Krebs cycle, how many H20 molecules are required for every glucose molecule? a.2 b.4 c.6…
A: Kreb's cycle is also called as citric acid cycle or TCA (Tricarboxylic acid cycle). It is a common…
Q: In cellular respiration, where does the process of the citric acid cycle take place? in the…
A: Cellular respiration and fermentation are both anabolic reactions in which organic molecules are…
Q: Which of the following best describes the net organic products formed during the oxidation of one…
A: Citric acid cycle is a cyclic pathway that converts acetyl CoA to two molecules of CO2. It is also…
Q: Which of the following is not a product of the citric acid cycle? a. FADH2 b. NADH c. AMP d. CO2
A: The citric acid cycle known as the TCA cycle (tricarboxylic acid cycle) or the Krebs cycle is a…
Q: Explain the following. 1. 38 molecules of ATP are produced from the complete oxidation of one…
A: Various biochemical processes occurs in our body. This processes helps in obtaining energy for our…
Q: Complete degradation of 1 glucose molecule produces 12 reduced electron acceptors 5 NADH only 10…
A: Glucose is an aldohexose because it is a monosaccharide with 6 carbon atoms and an aldehyde group.
Q: Two glucose molecules undergo ellular respiration. Match the end-products of the citric acid cycle…
A: A series of metabolic processes that occur within a cell in which biochemical energy is extracted…
Q: The citric acid cycle produces _____ ATP molecule(s) per glucose molecule:a. 1b. 2c. 4d. 16
A: Cellular respiration is an intracellular process in which complex organic molecules are oxidized in…
Q: The number of ATP compounds formed in mitochondria in oxidation of one glucose molecule * 34 Non of…
A: Carbohydrates are required for supporting infinite life forms on Earth, and carbon dioxide is a…
Q: What is (are) the product(s) that are transferred into the electron transport chain from the citric…
A: The citric acid cycle is also known as tricarboxylic acid or Kreb cycle. It occurs in the…
Q: What metal is present in ALL complexes of the electron-transport chain? O a. potassium O b.…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Which of the following molecules is NOT produced in pentose phosphate pathway? O A. CO2 ОВ. АТР O C.…
A: Since there are multiple questions and which question is to be solved has not been specified, as per…
Q: When you stop running the citric acid cycle and have sufficient ATP, citrate can build up in the…
A: The citric acid cycle or the Kreb's cycle is the second step of cellular respiration in which the…
Q: Which of the following are produced during the citric acid cycle resulting from the breakdown of one…
A: INTRODUCTION Citric acid cycle This is a series of chemical reaction that result in the reduction of…
Q: 6. One cycle of the citric acid cycle produces two molecules from one acetyl CoA group a. GTP O b.…
A: Cellular respiration is the process by which the food that we consume is oxidized to produce energy.…
Q: The conversion of glucose 6-phosphate to fructose 6-phosphate: O consumes one ATP molecule O…
A: The primary sugar in your blood is called glucose. Your body uses it as its primary source of…
Q: The glycolytic pathway occurs in the and most of the citric acid cycle takes place in the A. cell…
A: Glycolysis is an oxidative process in which one mole of glucose is partially oxidized into the two…
Q: Two turns of the citric acid cycle will process ________ molecule(s). one pyruvate one pyruvate…
A: Introduction Citric acid cycle is also known as TCA cycle. In TCA the acetyl group from acetyl CoA…
Q: What molecules do NOT participate in Citric acid cycle? нс=0 H-C-OH но-с-н н-с-он н-с-он CH2OH…
A: Citric acid cycle is a pathway, which oxidizes the acetyl group of acetyl CoA and produces CO2,…
Q: Mitochondria are important organelles for energy production. Why do mitochondria contain…
A: Mitochondria is a double membrane bound organelles responsible for the production of ATP.
Q: In the first step of the citric acid cycle, an acetyl group from acetyl CoA reacts with oxaloacetate…
A: Citric acid cycle is one of the steps in aerobic oxidation of glucose. It occurs in mitochondrial…
Q: Which of the following are involved in cellular respiration? CHOOSE ALL THAT APPLY V pyruvate…
A:
Q: Which of the following reactions is catalyzed by a ribozyme? First reaction in glycolysis…
A: Ribosomes play an important part in protein synthesis. Major part of ribosomes are rRNA or ribosomal…
Q: The oxidation of coenzyme ___________________ provides 1.5 ATP through electron transport
A: 1. The oxidation of coenzyme FADH2 provides 1.5 ATP through electron transport. FADH2 Formation-…
Q: During the citric acid (Krebs) cycle, the energy from acetyl-CoA is captured in which molecules?…
A: Introduction :- Cellular Respiration is the process of oxidation of glucose ( and other energy…
Q: In the citric acid cycle, isocitrate is oxidatively decarboxylated by the enzyme isocitrate…
A: The citric acid cycle – also known as the TCA cycle (tricarboxylic acid cycle) or the Krebs cycle…
Q: Why do yeast cells convert pyruvate to ethanol in the absence of oxygen? to produce CO2 for…
A: Anaerobic respiration is an alternate mode of energy generation in which an exogenous electron…
Q: the maximum amount of ATP that could be generated by the full oxidation of the compound…
A: In the given question, the fatty acid mentioned is CH3(CH2)4COOH. Here full oxidation means…
Q: Why is it called a cycle when all the reactions are happening simultaneously? cellular respiration
A: Cellular respiration is cells main thing to separate sugars to get the energy they can utilize.…
Q: Glycolysis is an energy-generating pathway. How much of each of the following is produced when…
A: Glycolysis is the process in which one mole of glucose is oxidized to two moles of pyruvate. It…
Q: Which of the following is TRUE of the citric acid cycle? It occurs on the inner membrane of the…
A: Krebs cycle is a part of aerobic cellular respiration that occurs after glycolysis has taken place.…
Q: draw by hand the molecules involved in each step of the citric acid cycle. include the enzyme, co…
A: Every living organisms require energy to perform various types of functions in a day-to-day life.…
Q: How many NADH molecules are produced on each turn of the citric acid cycle? a. one b. two c. three…
A: The citric acid cycle is the central metabolic pathway of the cellular respiration process where…
Q: Each turn of the citric acid cycle produces: * Oa) one molecule of ATP Ob) one molecule of FADH2 Oc)…
A: Introduction: Citric acid cycle is an aerobic process in which the breakdown of glucose molecule…
Q: Which of the following metabolic processes normally occurs either in the presence or absence of…
A: Cellular respiration: It is a catabolic process in which molecules from food we eat like glucose are…
Q: The oxygen consumed during cellular respiration is involved directly in which process or event? O…
A: Respiration is mainly of two types, aerobic and anaerobic. Aerobic respiration uses oxygen whereas…
Q: The citric acid cycle will be most active when the ATP/ADP ratio is high. True or false
A: Introduction: False
Q: Describe the citric acid cycle by identifying the following: The form in which carbon atoms leave…
A: Citric Acid Cycle or Krebs Cycle- This cycle occurs in the mitochondrial matrix of of inner…
Q: Which of the following is incorrect about the citric acid cycle? O a. It is activated by ADP O b. It…
A: Under aerobic conditions, the pyruvate molecules that are synthesized as the end product of…
Q: In the complete oxidation of glucose, six CO2 molecules are formed per glucose molecule. The number…
A: Cellular respiration is the process of metabolism of glucose to derive energy for survival.…
Q: Beta-oxidation of fatty acids produces a product that can enter which pathway to generate ATP for…
A: Biochemistry is a branch of science that deals with the study of chemical processes related to…
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- Follow the two carbon atoms that enter the citric acid cycle (C₂). Are the two CO₂ molecules given off in one turn of the citric acid cycle composed of the same 2 carbon atoms that entered the cycle? NADH + H+ NAD+ H HỌ—C—COO- H₂C-COO- °↑ 7 FADH₂ 0 C-C00 H₂C-COO- Oxaloacetate Malate HC-COO- -OOC-CH Fumarate FAD Succinate H₂C-COO H₂C-COO CH,CO—S-CoA Acetyl coenzyme A GTP COA GDP COA H₂C-COO- HỌ–C–COO- H₂C-COO- Citrate H₂C-COO- Isocitrate HC-COO- HO–C–COO H e T CO₂ Succinyl COA H₂C-COO- CO₂ a-Ketoglutarate CoA H₂C-CO-S-CoA H₂C-COO H₂C 0-C-COO- NAD+ NADH + H+ NAD+ NADH + H+There are eight chemical reactions that occur in the citric acid cycle process. The reactions of the citric acid cycle are shown in the figure below. acetyl-coenzyme A 0 CH₂-C-CoA HO-CH Reaction 7 O malate CH₂ CH || CH fumarate FADH₂ Reaction 6 FAD H+ + NADH NAD+ 1,0 H₂C CH₂ CH₂ Reaction 8 succinate ADP 0=C GTP CH₂ oxaloacetate Reaction 5 H-COA GDP ATP H₂O Reaction 1 C Reactions of the Citric Acid Cycle CH₂ CH₂ H-COA 0=C 1 CoA succinyl-CoA H+ HO-C Reaction CO₂ с CH₂ NADH CH₂ citrate Reaction 2 H-COA Reaction 3 CO₂ I CH₂ T CH₂ 0=C NAD+ HO–CH a-ketoglutarate CH, CH isocitrate NAD+ H+ + NADH In chapters 9 and 10, you were introduced to several classes of organic reactions. These classes include esterification, decarboxylation, hydration reactions, dehydration of alcohols, oxidation of alcohols, oxidation of aldehydes, reduction of aldehydes, and reduction of ketones. Find at least one of these reaction classes in the citric acid cycle. List the reaction number and the reaction. Write a…In which of the following citric acid cycle reactions does the coenzyme FAD participate? * citrate - isocitrate O succinate - fumarate O malate - oxaloacetate O more than one correct response O no correct response
- All of the following statements about the citric acid cycle are true except: O The citric acid cycle occurs in the cytoplasm of prokaryotes. O The citric acid cycle regenerates NAD+ and FAD. O The citric acid cycle involves one or more redox reactions. O The citric acid cycle is part of cellular respiration.What part of the citric acid cycle is also part of the electron transport chain mechanism? O Isocitrate dehydrogenase O Succinate dehydrogenase O Alpha-ketoglutarate dehydrogenase O Malate dehydrogenaseWhat molecules do NOT participate in Citric acid cycle? на сто HO H-C-OH HO-C-H H-C-OH H-C-OH CH₂OH 0=P-0. 0=P-0. ОН ОН Citrulline OH OH Oxaloacetate NH₂ NH₂
- What would be a likely consequence if step 4 of the citric acid cycle no longer operated far from equilibrium, and instead occurred near equilibrium? the step would need to be coupled to ATP hydrolysis none of these possibilities are likely this step would no longer be a highly regulated step the reaction would no longer occurA high concentration of which of the following would activate the citric acid cycle? ADP ATP Acetyl CoA NADH AlanineWhich of the following best describes the net organic products formed during the oxidation of one acetyl group to two molecules of carbon dioxide via the citric acid cycle? 3 NADH + 1 FADH2 + 1 GTP 2 NADH + 2 FADH2 + 2 ATP 1 NADH + 3 FADH2 + 1 GTP 6 NADH + 6 ATP 3 NADH
- All enzymes of the citric acid cycle are located in the mitochondrial matrix, except succinate dehydrogenase, which is bound to the inner mitochondrial membrane. O True O FalseThe reaction pictured is an oxidation-reduction reaction in the citric acid cycle in which the energy-carrier molecule NADH is generated. Identify which molecule in the reaction will be oxidized and which molecule will be reduced. Place a single answer choice in each box. COO- HO-C-H H-C-H COO- Malate NAD+ NADH + H+ Oxidized malate oxaloacetate COO- H-C-H ī COO- Oxaloacetate Reduced NADH NAD+The image below shows the citric acid cycle. Reactions (3) and (4) are referred to as "oxidative". What does this mean? Select the correct statement Dehydrogenation HO–CH Malate Hydration H₂O malate coo- dehydro- genase CH₂ 1/ COO 0-c-coo ÇOO™ Fumarate CH HC fumarase CH₂-COO™ Oxaloacetate FADH₂ Succinate succinate dehydrogenase Dehydrogenation CH₂-COO- CH ₂ COO™ CoA-SH Acetyl-CoA GTP (ATP) CH3-C-S-COA H₂O (5) Substrate-level phosphorylation succinyl-CoA synthetase citrate synthase Citric acid cycle Figure 16-7 Lehringer Brinciples of Biochemistry Fifth Edition Condensation NADH CH₂-COO™ CH₂ GDP C-S-COA (ADP) O + P₁ CoA-SH CH₂-COO™ HỌ—C—C00 2a CH₂-COO Dehydration Citrate H₂O CO2 aconitase a-ketoglutarate dehydrogenase CoA-SH CH₂-COO™ C-COO- -COO aconitase HO-C-H isocitrate dehydrogenase/ Coo- complex CH₂-COO CH₂ C=O COO™ H₂O Ho CH₂-COO™ Oxidative Succinyl-CoA decarboxylation H-C-COO cis-Aconitate CO₂ (2b) Hydration Isocitrate Oxidative decarboxylation a-ketoglutarate