Draw the catalytic mechanism of the reaction catalyzed by glyceraldehyde 3-phosphate dehydrogenase (GAPDH). In this reaction, which amino acid acts as a nucleophile? Which compound is oxidized and which is reduced? Which product is referred to as a “high-energy compound” and why?

Q: The “bridge reaction”, using pyruvate dehydrogenase, is highly exergonic and is essentially…

A: All organisms make use of a molecule called glucose and a process called glycolysis to meet some or…

Q: Can the carbons in ketones be metabolized and wind up in a glucose monosaccharide?  If yes, using…

A: Ketone bodies are produced in the body during fasting conditions, consumption of carbohydrate…

Q: In the degradation of glycogen, the purpose of the debranching enzyme is to remove the last four…

A: Glycogenolysis is the breakdown of glycogen into glucose by a set of enzymes. The key enzymes of the…

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A: Cellular respiration is a collection of three metabolic pathways that generate ATP the energy…

Q: Thioesters play important roles in glycolysis and tca cycle. List which reactions involve…

A: Thioesters are involved in a wide range of reactions. Attack on the carbonyl carbon to produce a…

Q: Decylic acid is a saturated fatty acid that occurs naturally in coconut oil and palm kernel oil.…

A: We are given a saturated fatty acid containing 10 carbon atoms. Its catabolism starts with its…

Q: In Bacillus subtilis, threonine is metabolized by the following sequence of reactions: (a)…

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Q: a-ketoglutarate H + NADPH • NH, #1 NADP glatamate dehydrogenase ATP + H + NADPH ADP + NADP + P…

A: Non-essential amino acids are those that can be synthesized in our body, though we do not intake…

Q: The enzyme-bound intermediate in this reaction has been identified as the mixed anhydride of the…

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Q: A- What are the two isoforms of this enzyme, explain why there are two isoforms? B- What are the…

A: Carbamoyl Phosphate Synthetase catalyzes ATP-dependent reaction from ammonia, bicarbonate and…

Q: How many ATPs would result from the reaction involving the alpha-ketoacid dehydrogenase complex…

A: 1 mole of a substance consists of 6.02 x 1023 molecules.1 mole of glucose would consist of 6.02 x…

Q: Perform a pyruvate dehydrogenase reaction and a single turn of the citric acid cycle using an…

A: Oxidation of carbohydrate (Glucose) provides energy in the form of ATP. The complete oxidation of…

Q: Why do enzymes contain metals? What general reaction types to metalloenzymes catalyze?

A: Enzymes are biological catalysts proteinateous in nature that catalyze large number of biochemical…

Q: Which of the following statements inaccurately describes glutamate dehydrogenase? Glutamate…

A: Option a: This option is correct because Glutamate dehydrogenase can utilize either NAD+ or NADP+ as…

Q: All the dehydrogenases of glycolysis and the citric acid cycle use NAD+ (E°' for NAD+/NADH is -0.32…

A: NADH/FADH2 are also known as reducing equivalents. These reducing equivalents are produced in the…

Q: Behenate (C22H44O2) can be obtained by chain elongation from palmitate. How many ATP equivalents are…

A: Introduction;- Adenosine 5′-triphosphate, abbreviated as ATP and generally written without the 5′-,…

Q: In a major metabolic pathway involving the monosaccharide glucose, one of the reactions involve the…

A: The given reaction represents the first reaction of the glycolysis pathway. In this reaction, the…

Q: One of the examples that we have used to illustrate the concept of equilibrium is the isomerization…

A: Mannose 6 phosphate is an enzyme which facilitates the interconversion of fructose 6 phosphate and…

Q: Which one of the following regarding the chemistry of glycolysis & gluconeogenesis is FALSE?

A: Glycolysis is breakdown of glucose while gluconeogenesis is formation of glucose. Gluconeogenesis…

Q: Order the cofactors based on their use in the mechanism of the a-etogluterate dehydrogenase complex.…

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Q: The following nutrient molecule is digested and transported to a cell where it undergoes further…

A: The molecule given in the question CH3-(CH2)14-COOH is hexadecanoic acid, which is commonly known as…

Q: What if the phosphate group for the glycolysis reaction with enzyme glyceraldehyde 3-phosphate…

A: The breakdown of the glucose molecule in the aerobic or anaerobic reactions in the cytoplasm of the…

Q: For the following enzymes (3-6) predict how the conditions will most likely affect the enzymes…

A: NADH (Nicotinamide Adenine Dinucleotide Hydrogen) is a coenzyme found in all living cells. It is…

Q: Draw the products of the reaction of xylulose-5-phosphate and erythrose-4-phosphate catalyzed by…

A: The Pentose Phosphate Pathway also known as the Hexose monophosphate shunt is a metabolic pathway…