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Concept explainers
(a)
Interpretation: To identify the step in gluconeogenesis that involves the conversion of a
Concept introduction: Gluconeogenesis is an eleven-step pathway in which glucose is produced from non-carbohydrate substances. An overview of gluconeogenesis is as follows:
A
(b)
Interpretation: To identify the step in gluconeogenesis that involves the formation of
Concept introduction: Gluconeogenesis is an eleven-step pathway in which glucose is produced from non-carbohydrate substances. An overview of gluconeogenesis is as follows:
A product is defined as the substance that is formed after the completion of a
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Chapter 24 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- Define the following terms: a. thiolytic cleavage b. ketogenesis c. ketone bodies d. α-oxidation e. ACCarrow_forwardenzymes which are produced in inactive form in the living cells are called a. coenzymes b. papain c. lysozymes d. apoenzymes e. proenzymesarrow_forwardA hydrophilic drug A.Has a high reabsorption in renal tubules B.Has a low ability to penetraye the cell membrane C.Can cross the blood brain barrier easily D.Can bind to intracellular receptors. 2.The phase 1 reaction most often performed by mixed function CYP450 hepatic microsomal enzyme is A.Glucuronidation B.Oxidation C.Reduction D.Acetylation 3.CYP1A2 is involved in the metabolizing of several clinically important xenobiotics such as A.Caffeine B.Morphine C.Aspirin D.Alcohol 4.Drug metabolism,the drug.......undergoes phase 2(acetylation)before undergoing phase 1 (hydrolysis) metabolic reactions A Aspirin B.Codeine C.Isoniazid D.Diazepam E.Phenytoin 5.Which of the following statements is/are true regarding the oxidation of aromatic rings A.Electron donating substituents promote oxidationat the meta position B.Electron withdrawing substituents promote oxidation at the meta position C.All aromatic rings in a molecule are hydroxylated D Monosubstituted aromatic rings can be…arrow_forward
- Toxic hydrogen peroxides resulting from intracellular oxidation reactions are catabolized by peroxisomes producing: a.ATPase b.Kinesin c.Catalase d.Kinase e.Polymerasearrow_forwardWhich of the following is not formed during the TCA cycle a. Isocitrate b. Both Lactate and Isocitrate c. Lactate d. Succinatearrow_forwardType of reaction occurs in the citric acid cycle whereby a C6 compound is converted to a C5 compoundarrow_forward
- Glucose must be activated a. The activation process produces 3 ATP. b. In the digestive system before being oxidized in the mitochondria c. In the mitochondria before being oxidized in the cytoplasm d. In the blood before being oxidized in the cytoplasmarrow_forwardWhich of the following statements is/are TRUE about the PPP? A. Most active in cells where lipids are synthesized. B. Reactions involved are oxidative and non-oxidative. C. Also called the hexose monophosphate shunt pathway. D. Occurs in the cytosol.arrow_forwardDefine the following terms:a. b-oxidationb. carnitinec. ketogenesisd. ketone bodiese. ketosisarrow_forward
- A patient presenting in musty odour and hypopigmentation has also presented with high levels of phenyl pyruvate in their blood. Which enzyme is upregulated? A. Phenylalanine dehydrogenase B. Phenylalanine hydroxylase C. Transaminase D. Arginasearrow_forwardWhat is the consequence of complete inhibition of all mutases in liver cells?a. Liver cannot provide free glucose to maintain blood glucose levelsb. Free glucose cannot be released from glycogenc. Glycerol cannot be converted to glucosed. The only fate of glucose-6-phosphate is to be converted to fructose-6-phosphatearrow_forwardDefine the following terms:a. ketosisb. ketoacidosisc. osmotic diuresisd. GLUT4e. body mass indexarrow_forward
- Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
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