What drives the transport of electrons from NADH or FADH_2 to the final electron acceptor during...
Question:
What drives the transport of electrons from {eq}\rm NADH {/eq} or {eq}\rm FADH_2 {/eq} to the final electron acceptor during respiration?
Electron:
An extremely small particle that bears a negative charge and creates an electrochemical gradient is called an electron. Some examples of pathways that consist of electron function are the electron transport chain, glycolysis, and the Krebs cycle.
Answer and Explanation: 1
Become a Study.com member to unlock this answer! Create your account
View this answerThe process of respiration involves the main substance that drives the transportation of electrons from NADH or FADH2 to the final electron acceptor,...
See full answer below.
Ask a question
Our experts can answer your tough homework and study questions.
Ask a question Ask a questionSearch Answers
Learn more about this topic:
Get access to this video and our entire Q&A library
Types of Cellular Respiration
from
Chapter 4 / Lesson 5
23K
Cellular respiration creates energy from food either with or without oxygen. Learn about the two types of cellular respiration: aerobic respiration and anaerobic respiration.
Related to this Question
- In aerobic respiration, what is the final electron acceptor in the electron transport chain?
- What does the electron transport system / oxidative phosphorylation accomplish for the cell?
- What molecules are responsible for transporting high energy electrons to the electron transport chain during cellular respiration? a. NAD^+ and FAD b. H_2O and O_2 c. NADH and FADH_2 d. ATP and ADP
- What occurs if NADH and FADH2 are not oxidized in the electron transport chain?
- Which of the following accepts electrons at the end of the electron transport chain in aerobic respiration?\\ a. Water\\ b. H+\\ c. O2 \\d. NADH
- What are two routes by which electrons carried by NADH generated in the cytoplasm via glycolysis reach the mitochondrial electron transport system?
- What molecules are responsible for transporting high energy electrons to the electron transport chain during cellular respiration?
- Identify the source of the electrons that travel down the electron transport chain. Explain why oxygen is the final electron acceptor in aerobic cellular respiration.
- What process includes the electron transport chain and chemiosmosis?
- Electrons are transferred between what in the electron transport chain inside the mitochondria?
- Which molecule is the final electron acceptor at the end of the Electron transport chain? A. oxygen B. carbon dioxide C. glucose D. NADH
- What is the purpose of the electron transport chain? What are the products of the electron transport chain? What are the components of the electron transport chain? What is the final electron acceptor?
- During aerobic respiration, What directly donates electrons to the electron transport chain at the highest energy level?
- How is electron transport carried out in anaerobic respiration?
- What are the sources of electrons for the electron transport chains in cellular respiration and in photosynthesis?
- The final electron acceptor in the electron transport chain is a. NADH. b. FADH2. c. oxygen. d. water.
- In respiration, the movement of electrons through the electron transport chain allows for 1. The production of water 2. The pumping of protons (H+) out of the mitochondrial matrix 3. The oxidation of NADH 4. All of these
- In the electron transport chain, electrons are passed from one carrier to another, providing energy to accomplish which of the following? a) Pump hydrogen ions out of the matrix. b) Convert FAD to FADH_2. c) Convert NAD^+ to NADH. d) Convert ADP to AT
- To what molecules are electrons delivered in the final step of electron transport in cellular respiration and in photosynthesis?
- What is the order of electron carriers in the electron transport chain starting with NADH?
- What is the final electron acceptor in the electron transport chain? a. ATP b. oxygen c. ADP d. glucose
- A) What are the functions of ATP and NADH? B) Describe where these are produced during each step of Aerobic Cellular Respiration.
- Describe two routes by which electrons carried by NADH generated in the cytoplasm via glycolysis reach the mitochondrial electron transport system.
- How are electrons supplied to the non-cyclical electron transport pathway? a. photosynthesis b. chemiosmosis c. glycolysis d. ATP synthesis e. photolysis
- Which of the following is the major source of electrons that flow through the mitochondrial electron transport chain? (a) H2O (b) ATP (c) NADH (d) ATP synthase (e) coenzyme A
- What are the main features of the electron transport chain, and how is it used to generate ATP? How is energy used indirectly to drive ATP synthase?
- What is the role of NADH in cellular respiration?
- What is the role of NADH and FADH_2 in cellular respiration?
- During cellular respiration, NADH delivers its electron "cargo" to the first electron transport chain protein complex. a. is chemically converted into ATP. b. is the final electron acceptor. c. is irreversibly converted to NAD
- Which of the following act as electron carriers during cellular respiration? A. ATP. B. Oxygen. C. NADH. D. CO_2. E. Glucose.
- What is the terminal electron acceptor for each electron transfer chain? a. Photosynthesis b. Aerobic Respiration
- Describe the sequence of electron transport during aerobic respiration.
- In cellular respiration, the electron transport chain of proteins passes electrons but also pumps what into the intermembrane space, where it accumulates and then falls down through ATP synthase, using the energy of the proton motive force to make ATP?
- What is the electron transport chain? How does it work? What role does oxygen play?
- Fill in the blank. Electron carriers called _______ are produced that will be transferred into every later in cellular respiration.
- Summarize the electron transport chain in Oxidative Phosphorylation.
- Why does anaerobic respiration only make 2 ATP's while it goes though electron transport chain?
- What is the role of the electron carriers NADH and FADH2?
- What is the terminal (final) electron acceptor in the electron transport chain?
- What is the purpose of the electron transport chain? a. Donates electrons to decompose ATP into ADP b. Carries excited electrons through a series of proteins to build a proton gradient to power ATP synthase c. Holds together electrons to make the ATP e
- What is the final electron acceptor during oxidative phosphorylation?
- How does the electron transport chain transfers the energy from high-energy electron carriers to ATP? Explain.
- FADH2 directly delivers its electrons to which step of the electron transport chain? a) NADH b) CoQ c) Cyt c d) A Fe-S complex e) oxygen
- What is the purpose of NADH and FADH_2? To where do they bring electrons?
- What is the role of oxygen in cellular respiration? A. It oxidizes glucose in cellular respiration. B. It is released as waste during the Krebs cycle. C. It is the final electron acceptor in the electron transport chain. D. It is used to release energy du
- Which molecules transport electrons from the citric acid cycle to the electron transport chain? (a) NADH and FADH_2 (b) ATP and ADP (c) GTP and GDP (d) Oxaloacetate and citric acid (e) None of the above.
- What is teh role of NAD+ and NADH in cellular respiration?
- How does the electron transport chain work to generate energy in the form of ATP?
- What are the two electron carriers that are found in the process of cellular respiration?
- NADH generated in the cytosol must be transported across the mitochondrial membrane in order to be oxidized by the electron transport chain. Which of the following shuttles or transporters can be used to facilitate the movement of cytosolic NADH into the
- The final elector acceptor of the electron transport chain of oxidative phosphorylation is what?
- During which cellular process is ATP not released? a. Calvin cycle. b. Krebs cycle. c. Glycolysis. d. Electron transport chain.
- Both FADH2 and NADH donate electrons to the electron transport chain. Which does it at a lower energy level?
- FADH2 and NADH both donate electrons to the electron transport chain. Which does it at a lower energy level?
- How does NAD+ (NADH) function in cellular respiration?
- Explain the concept of an electron transport chain as it applies to photosynthesis and respiration. What work is performed as electrons are transported down this gradient? How is this work used to generate ATP?
- How does the electron transport chain in cellular respiration differ from the electron transport chain in photosynthesis? a. In respiration water is formed from oxygen whereas in photosynthesis oxygen is formed from carbon dioxide. b. In respiration the e
- How does the electron transport chain in cellular respiration differ from the electron transport chain in photosynthesis? 1. In respiration, water is formed from oxygen whereas in photosynthesis oxygen is formed from carbon dioxide. 2. In respiration, the
- Fill in the blanks: The electron transport chain creates a(n) _____, which dissipates through an enzyme called _____. (protons, NADH, electron gradient, ADP, FADH2, ATP, ATP synthase, water, proton gradient, electrons)
- This high energy electron carrier produces fewer ATP's than NADH as its electrons pass through the Electron Transport Chain because it enters farther down the chain
- The electron transport chain is usually regulated by substrate availability, ADP, or ATP. What else might affect the pathway activity? A. NADH B. NAD+ C. FAD D. carbon dioxide
- Which process in eukaryotic cells will proceed normally whether oxygen is present or absent? a. electron transport b. glycolysis c. citric acid cycle d. oxidative phosphorylation e. chemiosmosis
- The immediate source of electrons for electron transfer phosphorylation is: a. glucose b. NADH c. FAD d. pryuvate e. oxygen
- In cellular respiration. what is the end product of chemiosmosis? Select one: (a) ATP. (b) Glucose. (c) NADH. (d) Pyruvic acid.
- The electron transport chain is usually regulated by substrate availability, ADP, or ATP. What else might affect the pathway activity? A. NADH B. FAD C. NAD+ D. carbon dioxide
- How ATP is generated in Mitochondria? What are the roles of NADH/FADH_{2} ?
- In the electron transport in the mitochondria, explain how donation of electrons by NADH and FADH2 to the ETC leads to the synthesis of ATP.
- For each NADH that supplies electrons to the electron transport system, ________ ATP(s) is/are synthesized. For each FADH_2 that supplies electrons to the electron transport system, ________ ATP(s) is/are synthesized. 1) 2; 32. 2) 3; 2. 3) 1; 3. 4) 32; 2.
- NADH is produced in all of the following except: a. the electron transport chain b. the Krebs cycle c. glycolysis d. none of the above
- What glycolysis product is transported into the mitochondria? a. glucose b. pyruvate c. NADP d. ATP
- Which of the following processes produces the most ATP? (a) aerobic glycolysis (b) anaerobic glycolysis (c) tricarboxylic acid cycle (d) electron transport chain (e) oxidative phosphorylation.
- What is the electron transport chain? Explain in detail.
- Oxygen within the organism is what allows the organism to enter the Kreb's cycle due to the NADH and FASH2 produced are oxidized within the electron transport chain, restoring the supply of NAD+ and FAD. Cyanide and Rotenone cause oxidative stress, howeve
- How does the electron transport chain reform NAD and FAD from NADH and FADH2?
- During oxidative phosphorylation, ATP is produced. What provides the energy for this production using ATP synthase? a. Acetyl-CoA b. Oxygen c. The proton gradient established by the Electron Transport Chain. d. Pyruvate
- NADH is reoxidized by which of the following processes? A. Glycolysis. B. Fermentation. C. Krebs cycle. D. Electron transport chain. E. Light reactions to photosynthesis.
- Which comes first: glycolysis, Krebs cycle, or electron transport chain?
- Which of the following is not true of the electron transport chain? a. It produces NADH, as a result of electrons being transferred from glucose to NAD+. b. End products include CO2, water, and pyruvate. c. It allows for the controlled release of energy
- Explain where glycolysis, the electron transport chain, and oxidative phosphorylation take place inside the cell.
- Out of NADH and FADH2, which energy carrier provides more energy during cellular respiration, and why?
- The electron transport chain of aerobic respiration leads to oxidative phosphorylation of ATP. What is an alternative way to synthesize ATP? Give an example of a specific reaction that uses this alternative way.
- Fill in the blanks: At the end of the electron transport chain, _____ bind to oxygen, forming _____. (protons, NADH, electron gradient, ADP, FADH2, ATP, ATP synthase, water, proton gradient, electrons)
- Both photosynthesis and cellular respiration entail phosphorylation involving a(n) what and what chemiosmosis to produce what?
- What is the final electron acceptor of aerobic respiration?
- Which of the following statements are true about respiration? a. Electron transport chain is where most of the energy is produced. b. The only difference between aerobic and anaerobic respiration is the final electron acceptor in the ETC. c. The starting
- What happens to the NADH produced in glycolysis? What does it need to get into the mitochondria?
- Where in the cell does Electron Transport / Oxidative Phosphorylation take place?
- How is ATP generated as a result of electron transport systems?
- What molecules transport electrons from the citric acid cycle to the electron transport chain?
- Which process makes takes NADH and makes NAD+? (A) Citric acid cycle (B) Electron transport chain (C) Glycolysis (D) Pyruvate processing
- The electron transport chain and chemiosmosis are parts of: a. the citric acid cycle b. oxidative phosphorylation c. anaerobic cellular respiration d. glycolysis
- As electrons move through the electron transport chain, energy is released. This energy is directly used to: A. break glucose into 2 pyruvates. B. regenerate ADP and Pi from ATP. C. pump protons across a membrane. D. break down water into oxygen and hydro
- Which products of the Krebs cycle are used in electron transport chain?
- Oxidative phosphorylation is the final stage of cellular respiration and the main pathway of aerobic energy generation from glucose. Which of the following statements is not true? a. NADH and FADH_2 are used as "input" into the electron transport chain. b
- What happens along an electron transport chain? a) Electrons are passed from a reducing agent to an oxidizing agent, releasing free energy at each step. b) Protons are pumped through ATP synthase, making ATP. c) Electrons are passed from molecule to mol
- How does the Electron Transport Chain utilize electrons and protons to generate the energy necessary for ATP synthase to generate ATP? What is the major difference between anaerobic and aerobic respiration? How does this difference impact the number of AT
- Which process in eukaryotic cells will proceed normally whether oxygen is present or absent? Explain. A) electron transport B) glycolysis C) the citric acid cycle D) oxidative phosphorylation E) chemiosmosis
- What is an electron transport chain?
- During cellular respiration, oxygen: a. delivers electrons to the destination known as the citric acid cycle. b. is chemically converted to ATP. c. delivers its electrons to the electron transport chain. d. is reduce to NADP^{+}. e. acts the final electro
- The electron transport chain utilizes phosphorylation for the production of ATP.
Explore our homework questions and answers library
Browse
by subject