sequence of component giycolys! md the linked reaction. Choose the sequence from the following metabolites. Also mention the step in which NADH/FADH:, is formed along with the number. Acetyl Ço.A Glucose. Pyruvate. Fructose – 1, 6-bisphosphate Glucose – 6 – phosphate. Phosphoenol – pyruvate. 1, 3 – Bisphosphoglycerate. Glyceraldehyde 3-phosphate Fructose – 6 - phosphate Glycerol 2-phosphate /2-phosphoglycerate. Dihydreacetone – phosphate.

sequence of component giycolys! md the linked reaction. Choose the sequence from the following metabolites. Also mention the step in which NADH/FADH:, is formed along with the number. Acetyl Ço.A Glucose. Pyruvate. Fructose – 1, 6-bisphosphate Glucose – 6 – phosphate. Phosphoenol – pyruvate. 1, 3 – Bisphosphoglycerate. Glyceraldehyde 3-phosphate Fructose – 6 - phosphate Glycerol 2-phosphate /2-phosphoglycerate. Dihydreacetone – phosphate.

Biochemistry

6th Edition

ISBN:9781305577206

Author:Reginald H. Garrett, Charles M. Grisham

Publisher:Reginald H. Garrett, Charles M. Grisham

Chapter17: Metabolism: An Overview

Section: Chapter Questions

Problem 12P: How Do Vitamin-Derived Coenzymes Aid Metabolism? What chemical functionality is provided to enzyme...

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Figure 27.3 illustrates the response of R (ATP-regenerating) and U (ATP-utilizing) enzymes to energy charge. a. Would hexokinase be an R enzyme or a U enzyme? Would glutamine: PRPP amidotransferase, the second enzyme in purine biosynthesis, be an R enzyme or a U enzyme? b. If energy charge = 0.5: Is the activity of hexokinase high or low? Is ribose-5-P pyrophosphokinase activity high or low? c. If energy charge = 0.95: Is the activity of hexokinase high or low? Is ribose-5-P pyrophosphokinase activity high or low?
How Do Vitamin-Derived Coenzymes Aid Metabolism? What chemical functionality is provided to enzyme reactions by pyridoxal phosphate (we Chapter 13)? By coenzyme A (see Chapter I9)? By vitamin B12 (see Chapter 23)? By thiamine pyrophosphate (see Chapter 19)?
1. Put together the sequence of components (numbers) that form the glycolysis pathway and the linked reaction. Choose the sequence from the following metabolites. Also mention the step in which NADH/FADH2 is formed along with the number.  Acetyl Co.A  Glucose.  Pyruvate.  Fructose – 1, 6-bisphosphate  Glucose – 6 – phosphate.  Phosphoenol – pyruvate.  1, 3 – Bisphosphoglycerate.  Glyceraldehyde 3-phosphate  Fructose – 6 – phosphate  Glycerol 2-phosphate /2-phosphoglycerate.  Dihydroacetone – phosphate.
1. What is the common metabolic pathway of these three nutrients? Explain the process involved. 2. Make a flow chart diagram of each step in Glycolysis. Identify the biochemical reactions in each step and its corresponding enzymes and coenzymes. 3. What metabolic products are formed from pyruvate in each case: a) anaerobic conditions in the body b) anaerobic conditions in yeast c) aerobic conditions
create a detailed flow chart or diagram that will illustrate all the important features of the glycolytic pathway. I want you to place in your flow chart or diagram the following important information like: 1. the reactants and products of each step, 2. enzymes involved in each step, 3. important by-products generated in some steps, 4. type of the reaction of each step, 5. and the outline of the two stages of the pathway. Also, discuss briefly (4 sentences) how Galactose and Fructose enter the glycolytic pathway.
1- Which of the following about anabolic processes is true : A) They release energy to build up polymers from monomers.B) They release energy as they degrade polymers to monomers.C) They do not depend on enzymes.D) They consume energy to build up polymers from monomers.E) They are usually highly spontaneous chemical reactions. 2- Conversion of 1 mol of acetyl-CoA to 2 mol of CO2 and CoA via the citric acid cycle results in the net production of: A) 1 mol of oxaloacetate.B)1 mol of citrate.C) 1 mol of FADH2.D) 1 mol of NADH.E) 7 mol of ATP.
The citric acid cycle is shown. The methyl carbon in acetyl CoA is labeled with C14C14 (shown in red). Identify which of the carbons in each intermediate will be labeled in the first round of the cycle by selecting the indicated carbon(s). Each question has multiple options except citrate. Which carbon in citrate will contain C14? 4 1 3 2 Which carbon(s) in isocitrate will contain C14? 1 2 3 4 5 6 Which carbon(s) in α‑ketoglutarate will contain C14? 1 2 3 4 5 Which carbon(s) in succinyl‑CoA will contain C14? 1 2 3 4 Which carbon(s) in succinate will contain C14? 1 2 3 4 Which carbon(s) in fumarate will contain C14? 1 2 3 4 Which carbon(s) in malate will contain C14? 1 2 3 4 Which carbon(s) in oxaloacetate will contain C14? 1 2 3 4
The complete oxidation of palmitoyl-CoA to carbon dioxide and water is presented by the overall equation: Palmitoyl-CoA + 23O2 + 108Pi + 108 ATP + 23H2O → CoA + 16 CO2 + 108 ATP + 23H2O Water is also produced in the reaction ADP + Pi → ATP + H2O But not included as a product in the overall equation. Why?
A. Identify different types of organic reaction mechanims in the following metabolic pathways.4. Conversion of Pyruvate to Acetyl CoA5.Citric acid cycle6. Gluconeogensis pathway (pyruvate to glucose) B. Identify at most 5 organic reactions for each metabolic pathway.
1. A glycolytic substrate which is the precursor of the pentose phosphate pathway. 2. How many pyruvate molecules are derived from the hydrolysis of 3 glucose molecules. 3. The enzyme responsible for the 1st committed step in the glycolytic pathway. 4. The enzyme responsible for the cutting of the sugar on the nonreducing ends of glycogen branches. 5. The enzyme that catalyzes the transfer of a two-carbon fragment from a ketose donor to an aldose acceptor in PPP.
Which of the following statements is TRUE in describing the activity of the lactaseenzyme? A. Lactase is converted to glucoseB. One lactase enzyme can catalyze many reactions C. The shape of lactase does not change during the reaction D. Lactase can function effectively at many different pH levels
Which of the following statements about the ß-oxidation cycle is/are TRUE?A. The fatty acyl produced is shorter by 2 carbon atoms than the previous cycle.B. The two oxidation reactions involve both NADH and NADPH.C. Acetyl-CoA is produced in the hydration reaction.D. In the cleavage reaction, the bond between the α- and β- carbons become a double bund.