Cellular respiration involves oxidation-reduction reactions. Which of the following statements is correct? A) O2 is oxidized and C6H12O6 is reduced. B) C6H12O6 is reduced and O2 is reduced. C) O2 is reduced and C6H12O6 is oxidized.

Q: In which reaction does an intermediate pathway become oxidized?   Which step consists of a…

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Q: What is the first step in the catabolism of an amino acid to intermediates of cellular respiration

A: Introduction: Cellular respiration is the process by which the chemical energy of food is converted…

Q: How does oxidation of a molecule occur without oxygen?

A: The terms oxidation and reduction can be defined in terms of adding or removing oxygen to a…

Q: Do any of the respiratory complexes play a role in the citric acid cycle? If so, what is that role?

A: The citric acid cycle is the oxidation of the molecules which was generated in the glycolysis…

Q: how does oxidative phosphorylation differ from substrate-level phosphorylation

A: Phosphorylation is a biochemical process that invokes the addition of phosphate to an organic…

Q: In oxidative phosphorylation, what is oxidized and what is phosphorylated?

A: Introduction: The electron transport chain is the common pathway in the aerobic cells by which…

Q: Where are the enzymes for the Krebs cycle located? The enzymes for oxidative phosphorylation? The…

A: The metabolic currency of the cells is ATP i.e. adenosine tri-phosphate molecule. The enzymes of the…

Q: Explain how is O2 used during Cell Respiration?

A: Cellular respiration is a very complex process. It is divided into four stages- 1. Glycolysis- in…

Q: Which mechanisms may be used to reverse a high NADH:NAD+ ratio in the cytosol under anaerobic…

A: The process through which an organism receives energy is known as cellular respiration. Cellular…

Q: Which cell structure contains the enzymes required for oxidativephosphorylation?

A: Mitochondria is the cell structure which contains the enzymes required for oxidative…

Q: What is the overall chemical reaction for cellular respiration?

A: Cellular respiration is the process of producing energy in the form of ATP from glucose in the food…

Q: explain what is oxidative phosphorylation?

A: Cellular respiration is the process through which organisms use oxygen to break down the molecules…

Q: why is cellular respiration catabolic, exergonic, and have a negative change in free energy?

A: Cellular respiration is a process in which food substances such as glucose is broken down into…

Q: How many of the 30 ATP molecules produced from the complete oxidation of 1 glucose molecule are…

A: The complete oxidation of one molecule of glucose produces 30 ATP molecules. The 26 ATP molecules…

Q: Two enzymes participating in beta-oxidation have the word “thio” in their names. Name the two…

A: Beta-oxidation is the catabolic mechanism through which fatty acid molecules are disintegrated to…

Q: Discuss the steps involved in Oxidative phosphorylation?

A: Oxidative phosphorylation is the process of generation of ATP molecule by transfer of electrons…

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: How many times must the TCA cycle be performed to oxidize one molecule of glucose completely to six…

A: TCA cycle is also called as tricarboxylic acid cycle or citric acid cycle or Krebs cycle. TCA cycle…

Q: Where do glycolysis, the Krebs cycle, and oxidative phosphorylation take place in the cell?

A: Glucose is oxidized in a series of reaction that occurs in different phases and locations inside a…

Q: What is the effect of dinitrophenol on ATP formation by mitochondria?

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: Considering all of the metabolic processes we have studied, why do we say that the biochemistry of…

A: Biochemistry is the branch of science that is a basic need of life and plays an important role in…

Q: What are the products of glycolysis (from one glucose molecule)? What happens with NADH under…

A: During glycolysis one glucose molecule produces 4 ATP , 2NADH and 2 pyruvate molecules.

Q: What two coenzymes are involved with initial events of the electron-transport chain?

A: The energy conserved during catabolism reactions of cellular respiration occurs at the end of the…

Q: In which organ are ketone bodies synthesized? And in which organelle does the synthesis occur? b.…

A: Ketone bodies are generated from the precursor molecules through catabolic pathways. In catabolic…

Q: in clinical chemistry, are enzymatic methods for determining glucose, cholesterol and uric acid more…

A: Introduction In clinical chemistry, a quantitative determination is mostly preferred by chemical or…

Q: Is catalase active within a narrow or broad temperature range?

A: Yes,catalase active within a  broad temperature range:

Q: If oxygen is not available for the electron transport chain, how is the Krebs cycle affected? What…

A: Aerobic respiration takes place in the mitochondria and requires oxygen and glucose, and produces…

Q: What enzyme(s) control the total levels of cGMP in a cell? Is guanylyl cyclase one of the enzymes?

A: Cyclic GMP or cGMP is a second messenger molecule during the process of signal transduction.

Q: What is the by product of cellular respiration?

A: The process by which organisms convert the glucose from their diet into adenosine triphosphate is…

Q: Does any step of the citric acid cycle directly produce ATP? Explain.

A: The citric acid (CAC) cycle is a crucial metabolic pathway, which helps to synthesize reducing…

Q: What purpose does cellular respiration serve?

A: Respiration is of two types one in the presence of oxygen called aerobic respiration and two…

Q: Red blood cells hijack glucose metabolism to make 2,3 BPG from this glycolosis intermediate? This…

A: Oxygen is required for the generation of ATPs in all the metabolically active cells of the body and…

Q: **List the coenzymes that assist in Cellular Respiration by their abbreviation and their full names?

A: Coenzymes in spite of their name are not enzymes however are blended from nutrients. Their general…

Q: In a mixture of NAD+, NADH, ubiquinone, and ubiquinol, which compound will be oxidized? Which will…

A: Electrons are the particles that are present in an atom and revolve around its nucleus containing…

Q: How many Carbon atoms are fully oxidized during each turn of the citric acid cycle?

A: The Krebs cycle or citric acid cycle is one of the most essential pathways for the body. It is the…

Q: How does the switch from the two-electron carrier ubiquinol to the one-electron carrier cytochrome c…

A: The electron transport chain occurs in mitochondria in both the processes of photosynthesis as well…

Q: What supplies the energy to drive oxidative phosphorylation?

A: Oxidative phosphorylation is the process responsible for the ATP production as the electrons get…

Q: What reaction serves to link glycolysis and the citric acid cycle, and what is the enzyme that…

A: Cellular respiration is the set of metabolic reaction which takes place in the cells of an organism…

Q: Which mechanisms may be used to reverse a high NADH:NAD* ratio in the cytosol under anaerobic…

A: Alcohol Metabolism -- Alcohol --Alcohol the group of compounds which have a general formula R -OH…

Q: What is the role of NADPH in the protective of red blood cells from oxidative damage ?

A: The hexose monophosphate pathway (HMP) or pentose phosphate pathway (PPP) is one of the metabolic…

Q: In terms of an electron-transport chain, what is the difference between a reduced carrier and an…

A: Electron transport chain is a series of electron carrier reactions which was embedded in the inner…

Q: What are the initial reactants of Oxidative Phosphorylation?

A: The free energy release is linked with the transport of electrons through electron transport chain.…

Q: At what point of cellular respiration has glucose been completely oxidized?

A: Cellular respiration is the process by which glucose is broken down for the release for energy,…

Q: Which pair of molecules involved in the urea cycle can pass between the cytosol and the…

A: The series of chemical reactions that occur inside the living body for the production of energy are…

Q: Why is ATP hydrolysis is so favorable?

A: INTRODUCTION ATP Adenosine Tri Phosphate this molecule transfer and store energy in cell.

Q: Why are oxygen molecules important in oxidative phosphorylation? What are the consequences if they…

A: The presence of oxygen is important in order to receive electrons from the protein complexes. This…