TRUE OR FALSE: NAD most commonly oxidizes carbon – oxygen bonds NADH is the most common biochemical reducing agent FAD contains ribitol as part of its molecular structure Pantothenate is part of the Vitamin B12 structure. Vitamin D is involved with blood coagulation. People on a vegan diet usually require Vitamin B12 supplementation Transcription factors are one means of regulating metabolic processes

TRUE OR FALSE: NAD most commonly oxidizes carbon – oxygen bonds NADH is the most common biochemical reducing agent FAD contains ribitol as part of its molecular structure Pantothenate is part of the Vitamin B12 structure. Vitamin D is involved with blood coagulation. People on a vegan diet usually require Vitamin B12 supplementation Transcription factors are one means of regulating metabolic processes

Nutrition Now

8th Edition

ISBN:9781337415408

Author:Brown

Publisher:Brown

Chapter20: Vitamins And Your Health

Section: Chapter Questions

Problem 12RQ

See similar textbooks

Similar questions

If metabolites from fats, amino acids and lactate are to be converted to glucose, which of the following is a common metabolic precursor? oxaloacetate acetyl CoA alpha-ketoglutarate pyruvate succinyl CoA
choose the metabolic pathway being described in the statement choices: Digestion Glycolysis Formation of Acetyl CoA Krebs Cycle ETC Reactions Glycogenesis Glycogenolysis Gluconeogenesis produced reduced coenzymes enter another aerobic cellular respiration biochemical hub of cells of all primary metabolites catalyzed primarily by glycogen synthase release of first CO2 in cellular respiration breaking of glycosidic linkages of glycogen absorption of glucose in the blood stream hydrolysis of dissacharide series of release of small amount of energy reducing oxygen to water requires pumping of hydrogen ions catalyzed initially by glycogen phosphorylase
Stearic acid is an 18-carbon fatty acid. If a single molecular of stearic acid is within the cytosol of the cells: Describe the process by which stearic acid would be metabolised, beginning the molecule in the cytosol of the cell, ending with the creation of ATP, and assuming the cell has sufficient oxygen for all reactions to take place Showing all working, calculate how many ATP molecules could be generated from a single molecule of stearic acid in the cytosol of the cell
The body uses carbohydrates, fats, and proteins to fuel all its activities. These fuels each start down a different path, but they all ultimately end up providing energy by going through the TCA cycle and electron transport chain. Identify which compounds can be formed during metabolism from each fuel source. Compounds Formed During Metabolism Glucose Fuel Sources Glycerol Fatty acids Glucose Glucogenic amino acids Ketogenic amino acids Acetyl COA Pyruvate Lactate O B U 0 040 O O D 0 0000 1 200000 Fat
Which of the following biochemical reactions should be classified as endergonic (endothermic)? conversion of glucose into amylopectin conversion of lactose into glucose and galactose conversion of glycogen into glucose conversion of sucrose into glucose and fructose conversion of amylose into glucose
TRUE or FALSE b-hydroxybutyrate is not a ketone body a ketotic state acetoacetate is produced from high levels of insulin Tissues that lack mitochondria cannot utilize ketone bodies The brain never oxidizes fatty acids Synthesis of Triglycerides requires a condensation type of reaction Enzyme increase the activation energy of a reaction that leads to a faster reaction rate Working muscle burns fatty acids True [Choose ] [Choose ] [Choose ] [Choose ] [Choose ] [Choose ]
Which of the following substances derived from lipid catabolism serves as a precursor for glucose synthesis: acetoacetyl CoA acetone palmitate acetate O glycerol
Which of the following is an important enzyme involved in the synthesis of cholesterol from isoprene pyrophosphate? thiolase pyruvate decarboxylase pyruvate dehydrogenase HMG-CoA reductase glucose oxidase
Which statement about gluconeogenesis is FALSE? Group of answer choices For starting materials, it can use carbon skeletons derived from certain amino acids. It consists entirely of the reactions of glycolysis, operating in the reverse direction. It employs the enzyme glucose 6-phosphatase. It is one of the ways that mammals maintain normal blood glucose levels between meals.
What are two important compounds that lie at crossroads of major metabolic pathways? Select both that apply. Glucose Pyruvate Glycerol 3-Phosphoglycerate Alanine Acetyl CoA
A series of reactions that pass electrons from NADH and FADH₂ to molecular oxygen to produce H₂O and ATP. Fatty acids are synthesized from malonyl CoA Fatty acids are degraded into acetyl CoA. Glucose is stored in the cell as glycogen. Ketone bodies are synthesized from acetyl COA Glucose is synthesized from non-carbohydrate sources. A cyclic series of reactions that oxidize the acetyl portion of acetyl CoA to produce CO2 Glycogen is converted to glucose. Glucose is converted to two molecules of pyruvate. Ammonium ions and aspartate are converted into Urea.
choose the metabolic pathway being described in the statement choices: Digestion Glycolysis Formation of Acetyl CoA Krebs Cycle ETC Reactions Glycogenesis Glycogenolysis Gluconeogenesis conversion of glyceradehyde-3-PO4 to glucose2. liberates more ATP from reduced coenzymes 3. occurs when the body runs out of carbohydrates 4. pyruvic acid is decarboxylated and oxidized 5. generates two molecules of pyruvate for every glucose catabolized 6. second release of CO2 in cellular respiration 7. catabolism of dietary carbohydrates 8. response to a drop in blood glucose9. catalyzed by pyruvate dehydrogenase 10. actic acid is converted to glucose