Write a one-sentence explanation for each of the following statements. (a) When the charge index is 1, the cell will not proceed for glycolysis. (b) Glycolysis evolved earlier than photosynthetic organisms. (c) Gluconcogenesis is not a reversal of glycolysis.
Q: What compounds with high phosphate group-transfer potential are synthesized during glycolysis?
A: A quantitative measure of the strength of attachment of the group to the rest of the molecule…
Q: What happens to the electrons removed during the oxidation of triose phosphates during glycolysis?
A: The biomolecules are the basic fundamental building blocks of the living system that serves as the…
Q: many ATPs in total are produced from substrate-level phosphorylation in glycolysis and the citric…
A: The process in which glucose is broken down by enzymes to produce energy and pyruvic acid is called…
Q: Why would the lack of oxygen completely inhibit the Krebs cycle and the Electron Transport Chain but…
A: The cellular respiration that involves aerobic and anaerobic cellular respiration occurs in every…
Q: How many carbon dioxide molecules are released after each cycle of the Krebs cycle? For a single…
A: The Krebs cycle releases two carbon dioxide molecules for each cycle it completes
Q: what stage of cellular respiration does the cell make the most ATP?
A: The Krebs cycle takes place inside the mitochondria. The Krebs cycle produces the CO2 that you…
Q: What is glycolysis? What are the products of this process?
A: Cellular respiration involves the primary pathway that begins with glycolysis.Glycolysis is also…
Q: For each of the following cell type and condition, determine the Net ATP from glycolysis, ATP from…
A: (a) As the malate-aspartate shuttle regenerates NADH inside the mitochondrial matrix, it is capable…
Q: Glycolysis can occur under both aerobic and anaerobic conditions. Why is glycolysis called an…
A: Glycolysis is considered as a metabolic process, which involves glucose molecule into pyruvate.
Q: Why isn’t the hexokinase step the commitment step for glycolysis even though it is the first step…
A: Answer. Glycolysis is also known as the Embden Meyerhof pathway, is an oxidative process in which…
Q: hat is the difference between an aerobic process and an anaerobic process?
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Which statement is true about the process of fermentation? In fermentation, O2 is a terminal…
A: Fermentation is a process of producing energy anaerobically, from the carbohydrates.
Q: What two major roles do the citric acid cycle and glycolysis havein common?
A: Glycolysis refers to the metabolic pathway that forms three-carbon molecule pyruvate along with a…
Q: In which of the following processes is glucose 6-phosphate the end product? Group of answer…
A: Glucose : Carbohydrate that serves as the major energy source for the body. Glucose-6-phosphate:…
Q: The energy investing phase of glycolysis produces 4 ATP and 2 NADH molecules. true or false?
A: Glycolysis is a major metabolic pathway, which helps to synthesize the energy required for cellular…
Q: Which of the following statements is correct? A) NAD+ is reduced to NADH during glycolysis,…
A: NADH is an electron carrier used in the process of cellular respiration. The oxidized form, NAD+,…
Q: With regards to glycolysis, all of the following statements are FALSE except. O a. glycolysis occurs…
A: Answer : e) glycolysis does not require oxygen. glycolysis uses no oxygen as glycolysis is the…
Q: Which of the following reactions of glycolysis is so exergonic that it is essentially irreversible?…
A: Glycolysis is the breakdown of glucose into pyruvate with the formation of ATP. It is a universal…
Q: As early as the 1930s, it was known that frog muscles could still contract when glycolysis was…
A: carbohydrate metabolism was the fundamental biochemical process which supply energy continuous to…
Q: Why is this reaction crucial to ATP synthesis in glycolysis?
A: Ans: Glycolysis: It is the process in which glucose is broken down to produce pyruvate and upon…
Q: Which of the following statements is true regarding the process of glycolysis? It both requires the…
A: Introduction Glycolysis is the process of reaction by which one molecule of glucose is converted to…
Q: Complete the following table about the total products of the various pathways of cellular…
A: The answers are given in the table below. Three stages of cellular respiration result in energy…
Q: If the C-3 carbon of glucose were labeled with 14C, which of the carbon atoms in pyruvate would be…
A: Glycolysis is defined as a metabolic pathway in which glucose gets converted into pyruvate, and a…
Q: Review the 10 steps in glycolysis (Figure 22.3) and then answer the following questions:(a) Which…
A: Glycolysis is a type of metabolic pathway occurring in the cytoplasm of a cell that is responsible…
Q: Please explain the differences between 100% glucose and 0% glucose for all four processes：…
A: Cellular aerobic respiration is conversion of chemical energy in the form of Glucose into ATP which…
Q: How many ATP molecules must be used to break down 2 glucose molecules in the energy consuming phase…
A: In the first half of glycolysis, energy in the form of 2ATP molecules is required to transform 1…
Q: Describe the four phases of glycolysis. What are theproducts of glycolysis?
A: An anaerobic metabolic process that breaks a single glucose molecule down into two pyruvic acid…
Q: Explain how animals can generate ATP without oxygen. Given that anaerobic glycolysis is much less…
A: Adenosine triphosphate (ATP) is an energy carrying molecule found in the cells of all living things.…
Q: Because glycolysis is only a prelude to the oxidation of glucose in mitochondria, which yields…
A: Cellular respiration is the process by which , living organisms generate ATP by transferring the…
Q: From the pairs below, which of the following pairs would represent a futile cycle considering that…
A: The futile cycle is two metabolic pathway that runs in the opposite direction at the same time where…
Q: Between two extremes. What is the role of a thioester in the formation of ATP in glycolysis?
A: Glycolysis is the cytoplasmic pathway that causes the lysis of glucose into three-carbon compounds…
Q: This process directly uses glucose as an input. Group of answer choices Glycolysis Pyruvate…
A: Cellular respiration is a process that all living things use to convert glucose into energy.…
Q: Where in mitochondria does the process called respiratory chain occur? Which are the products of the…
A: Cellular respiration is a process in which the complex organic molecules are oxidized to generate…
Q: Why would lack of oxygen completely inhibit the Krebs cycle and the electron transport chain but not…
A: Kreb cycle:During aerobic respiration, the sequence of processes by which most live cells create…
Q: Which of the following steps occurs during the payoff phase of glycolysis? A. the conversion of…
A: Glycolysis i.e. the conversion of glucose to two molecules of pyruvate. Glycolysis can be divided…
Q: What happens in glycolysis if oxygen and pyruvic acid are absent and NADH + H+ cannot transfer its…
A: Glycolysis is a stage of cellular respiration in which two pyruvate molecules will be formed from a…
Q: what is one physiological consequence that might occur if gluconeogenesis was the exact opposite of…
A: Gluconeogenesis is a process by which glucose molecules are produced from non-carbohydrate…
Q: Why is the cell's ability to regenerate NAD+ critical to glycolysis? Which step of glycolysis…
A: During cellular respiration, respiratory substrates like glucose may undergo complete or incomplete…
Q: Maximal production of ATP from glucose involves the reactions of glycolysis, the citric acid cycle,…
A: Cellular respiration is the process by which organisms utilize oxygen to break down complex food…
Q: In what part of the cell does the citric acid cycle take place? Does this differ from the part of…
A: The citric acid cycle take place in the matrix of the mitochondria.
Q: How many steps in gluconeogenesis are not the exact reversal of the steps in glycolysis? What kind…
A: Glycolysis is the process in which degradation of glucose occurs while gluconeogenesis is the…
Q: Why is it important that gluconeogenesis is not the exact reversal of glycolysis?
A: Introduction: Glycolysis is the process in which glucose is oxidized to two molecules of pyruvate…
Q: Which of the following statements about glycolysis is FALSE? O It generates 2 molecules of ATP net…
A: Glycolysis is the process by which glucose is partially oxidized into pyruvate molecules.
Q: Which stage of aerobic respiration requires an input of oxygen? Acetyl-CoA formation Citric acid…
A: Aerobic respiration is the aerobic catabolism of nutrients to carbon dioxide, water, and energy, and…
Q: Glycolysis takes place in the cytoplasm, whereas fatty acid degradation takes place in mitochondria.…
A: Cell reactions take place in a specific area – a compartment – that is segregated from other…
Q: All of the following are true statements concerning glycolysis EXCEPT: It occurs in the cytoplasm of…
A: It is a metabolic pathway that converts glucose into pyruvate and a hydrogen ion.
Q: Glucose is the only carbohydrate that the brain can use for energy. Which pathway is mobilized to…
A: The process of breakdown of glucose to generate the energy molecule adenosine triphosphate (ATP) is…
Q: Illustrate the following processes and explain briefly and concisely: a. lactic acid formation b.…
A: b) Glycolysis: The conversion of one molecule of glucose into two molecules of pyruvate and the…
Glycolysis is the process of converting sugar or glucose to pyruvate so as to obtain energy in the form of ATP, the excess glucose is stored in the liver in the form of glycogen in animals.
Step by step
Solved in 2 steps
- Which reactions of glycolysis can be reversed? Which are irreversible? What is the significance of the metabolically irreversible reactions?Which of the following events occurs during the energy-payoff phase of glycolysis? One carbon of a pyruvate molecule is oxidized to carbon dioxide. Oxaloacetate receives a two-carbon acetyl group from acetyl coenzyme A to form citrate. Substrate-level phosphorylation Oxidative Phosphorylation In which stage of aerobic cellular respiration are FADH2 molecules produced? Pyruvate Oxidation Glycolysis Krebs Cycle Electron Transport Which of the following events does not occur during pyruvate processing (pyruvate oxidation)? One carbon atom of each pyruvate is oxidized to carbon dioxide. NAD+ coenzyme is reduced to NADH. The remaining two carbon atoms of pyruvate (acetyl unit) reacts with coenzyme A to produce acetyl CoA. FAD coenzyme receives two hydrogen atoms to produce FADH2.Of the 36 molecules of ATP produced by the complete metabolism of glucose, how many are produced directly in glycolysis alone, that is, before the common pathway?
- Glycolysis can occur under both aerobic and anaerobic conditions. Why is glycolysis called an anaerobic pathway?Which of the following statements is not true? (a) Glycolysis is the first stage of cellular respiration. (b) Glycolysis can proceed under low oxygen levels with the assistance of fermentation. (c) Glycolysis produces less ATP than does either the Krebs cycle or oxidative phosphorylation. (d) Glycolysis produces most of the ATP required by aerobic organisms like us.Between two extremes. What is the role of a thioester in the formation of ATP in glycolysis?
- Fructose can enter glycolysis by hexokinase. If fructose is used for glycolysis what enzyme can be skipped in glycolysis? And why can this enzyme be skipped if fructose is used for glycolysis?Why does glycolysis require ATP investment on a thermodynamic and molecular level?Describe the four phases of glycolysis. What are theproducts of glycolysis?
- Explain how animals can generate ATP without oxygen. Given that anaerobic glycolysis is much less efficient than oxidative phosphorylation, why has anaerobic glycolysis not been discarded during animal evolution?Which of the following steps occurs during the payoff phase of glycolysis? A. the conversion of phosphoenolpyruvate to pyruvate B. the conversion of fructose 6-phosphate to fructose 1,6-biphosphate C. the conversion of glucose 6-phosphate to fructose 6-phosphate D. the conversion of glucose to glucose 6-phosphateWhich steps of glycolysis are irreversible? What bearing does this observation have on the reactions in which gluconeogenesis differs from glycolysis?