What is the metabolic advantage of a substrate cycle? What is its cost?
Q: Choose the ultimate electron acceptor during oxidative phosphorylation
A: The elemental oxygen is the ultimate electron acceptor in case of oxidative phosphorylation.
Q: How are the metabolic pathways different in lactic acid fermentation and ethanol fermentation?
A: Lactic acid fermentation as well as alcoholic fermentation both occurs in absence or lack of oxygen.…
Q: What is the role of NAD+ and FAD in the cell?
A: NAD+ and FAD NAD+ is a coenzyme of a water soluble vitamin - Niacin . It is Nicotinamide adenine…
Q: Explain how oxidation of a substrate proceeds without oxygen.
A: Oxidation in simple terms is the process by which any substance gains oxygen. It can also be defined…
Q: With respect to cell metabolism, what is “energy coupling”? Give a very simple example.
A: Cellular metabolism:It is defined as a set of chemical reactions which takes place in living…
Q: What are the steps involved in a Redox reaction that is catalyzed by a dehydrogenase enzyme?
A: Answer
Q: How Does NAD+ Oxidize a Substrate?
A: Introduction Nicotinamide adenine dinucleotide (NAD+) is a biologically active coenzyme in…
Q: What is the difference between substrate level phosphorylation and oxidative phosphorylation?
A: The energy produced by the cell as the end product of metabolism is known as adenosine triphosphate…
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: What are two genral metabolic mechanisms by which certain cell can be oxidize organic fuel and…
A: A metabolic or biochemical pathway is where a substrate will convert to a product and that product…
Q: Which central metabolic pathway generates the most reducing power?
A: Step 1 Every living being form from tiny bacterial cells to large plants or animals has thousands of…
Q: How can we tell which enzymes use FAD and which use NAD+ as the oxidizing coenzyme?
A: Nucleotides are the important constituents of many biomolecules in the study of biochemistry. NAD is…
Q: Produce a bar graph that shows the effect of substrate concentration on the rate of reaction for…
A: A graph of the relative reaction rate (1/time taken for a color change to occur) showed that, as the…
Q: Why would you expect to see that reactions ofsubstrate cycles involve different enzymes for…
A: An enzyme is defined as a substance that accelerates the rate of a biochemical reaction by lowering…
Q: Where do the high-energy electrons come from in cellular respiration (what is the source)? Where do…
A: Cellular respiration is the process in which the energy is harvested from the carbon compound…
Q: Why is the Krebs cycle also called the final common pathway of the degradation of organic compounds?
A: Cellular respiration is the process by which the cells take the nutrients in the food and transform…
Q: What are the final energetic products of each round of the Krebs cycle? Where is most part of the…
A: Cellular respiration is the process by which the cells take the nutrients in the food and transform…
Q: What is Krebs cycle? Write 2 important intermediates produced in this cycle?
A: Krebs cycle is a part of metabolic pathway in aerobic organisms. Citric acid, alpha keto glutaric…
Q: What two coenzymes participate in electron transport? Identify the high energy and low energy forms…
A: Electron transport chain refers to the chain of various electron transporters present within the…
Q: If a cell grows on a minimal media and it is made up of phosphate as a source of carbon and energy,…
A:
Q: Is it likely that any metabolic pathway can exist without control mechanisms?
A: There is a regulation and control mechanism for almost all metabolic processes.
Q: What structure in the cell links the proton motive force to ATPsynthesis? How does it function?
A: Introduction: In cell, the plasma or cytoplasmic membrane of the mitochondria that's energized by…
Q: What is the role of ATP in energy coupling and transfer
A: Adenosine triphosphate (ATP) is a component found throughout cells of all living organisms. ATP…
Q: Which coenzyme is a reactant in the oxidation of a nutrient, NAD+ or NADH? What is the reason for…
A: Introduction: The non-protein organic molecule that has a low molecular weight is referred to as a…
Q: What is the role of bacteria in energy production?
A: The use of fossil fuels as an energy source produces several harmful products. The slower rate of…
Q: What are metabolic pathways catalyzed by? What are metabolic pathways determined by?
A: A metabolic pathway is a series of chemical reactions occurring in the cells. There are three types…
Q: How does the difference between NADH and NADPH affect the reactions in which they are involvedd?
A: NADH and NADPH are two types of reaction intermediates often seen in biochemical reactions. There…
Q: How essential is energy coupling in the transfer of energy in the cells?
A: The cells and tissues can only use certain forms of energy, and the human cells can only use the…
Q: How does fermentation allow a cell to continue the production of ATP without oxygen being present?
A: Fermentation is an anaerobic process of respiration which usually takes place in the absence of…
Q: Why are metabolic pathways so similar in many organisms?
A: Metabolic pathways are a chemical reaction in which a substrate is converted into a product and the…
Q: The most direct method of phosphorylation is ________ phosphorylation. a. substrate-level b.…
A: SUBSTRATE LEVEL It involves the transfer of the phosphate group from one compound to the another.…
Q: Describe the relationship between substrate concentration and initial rate of reaction. What happens…
A: The enzyme binds with its specific substrate to its active to form a product. The enzyme is never…
Q: What is the common metabolic pathway of the three nutrients? (proteins, glucose, triglyceride?)…
A: Metabolic pathways are considered as the crucial steps, which involves the conversion of the…
Q: What is the last electron acceptor? Which process will proceed with or without oxygen
A: Electron acceptor is a molecule that receives or accepts electron from other molecule during redox…
Q: what is the effect of substrate concentration on the rate of reaction?
A: For a typical enzyme, as the substrate concentration increases , initial velocity increases until…
Q: What biochemical reaction is exhibited in the photosynthesis and cellular respiration? A)…
A: Answer 13- option D - oxidation -reduction. photosynthesis and cellular respiration both involve…
Q: Which of the following is true regarding substrate level phosphorylation?
A: A metabolic reaction which results in the formation of ATP or GTP by the transfer of an inorganic…
Q: What is the difference between NAD+ and NADH?
A: The cells are the basic building blocks of the living system. It consists of many internal…
Q: How do substrate-level phosphorylation and oxidative phosphorylation differ?
A: Phosphorylation reactions are involved in cell growth, signal transduction, protein synthesis, cell…
Q: What organisms have ATP synthase?
A: ATP synthase is an enzyme that functions to synthesize ATP from ADP and inorganic phosphate. The…
Q: How is the energy released from the Kreb’s cycle converted to ATP?
A: Krebs cycle refers to the series of metabolic reactions taking place in all aerobic organisms for…
Q: what is the proton-motive force?
A: Osmosis is a phenomenon that involves the maintenance of the equilibrium in the tonicity of two…
Q: How does substrate-level phosphorylation differ from phosphorylation linked to the electron…
A: Substrate level phosphorylation is a Direct Phosphorylation and Phosphorylation linked to the…
Q: How does the process of electron and energy generation vary in the absence of oxygen, according to…
A: Glucose is an essential carbohydrate. It is utilized as an energy source by breaking down via…
Q: What role does NADH play? Why is ATP important to the cell?
A: NADH is a coenzyme central to metabolism. ATP is energy carrying molecule found in the cells of all…
Q: What is the difference between substrate-level phosphorylation and oxidative phosphorylation? Please…
A: Phosphorylation : The transfer of the phosphate group from one compound to the other. Substrate…
Q: What then is the process by which organisms can carry out complete oxidation of glucose and extract…
A: Glucose is the most abundant monosaccharide made by plants and most algae during photosynthesis from…
Q: What happens to NADH during fermentation?
A: Aerobic respiration is the process by which energy is generated from glucose through glycolysis in…
Q: Why is feedback inhibition important in the metabolic pathways
A: Metabolic pathway: Metabolic pathway is also known as biochemical pathway. It is a chemical…
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- With respect to cell metabolism, what is “energy coupling”? Give a very simple example.a) How do enzymes catalyze (increase the rate of) reactions? b) What does it mean that enzymes are “substrate specific”? c) How are they usually nameWhat is the difference between a linear and a cyclic metabolic pathway?
- What are metabolic pathways catalyzed by? What are metabolic pathways determined by?How Do Catabolism and Anabolism Differ? What are the features that generally distinguish pathways of catabolism from pathways of anabolism?Would you describe metabolic pathways as inherently wasteful or inherently economical, and why?
- Which of the following is the process where there is transfer of phosphate group to produce ATP or GTP from an intermediate or substrate? Group of answer choices Oxidative decarboxylation Oxidative phosphorylation Substrate-level phosphorylation Substrate-level decarboxylationWhat is the difference between enzyme limited and a substrate limited reaction?What are the final energetic products of each round of the Krebs cycle? Where is most part of the utile energy at the end of Krebs cycle found?