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MSCI 530 Quiz 8: Nucleic acid, and Integration of Metabolism A patient with a deficiency of ALA synthase will express significantly low levels of these proteins except; This membrane protein found in enterocytes is involved in the conversion of ferrous iron to ferric iron; A patients liver biopsy shows increased deposition of hemosiderin and ferritin…
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MSCI 530 Quiz 7: Amino acids and Vitamins Metabolism The type of atrophic gastritis that is characterized by megaloblastic anemia, histamine-fast achlorhydria and antibodies against the intrinsic factor is; This cause of Vitamin B12 deficiency leads to an early onset of symptoms in affected patients; During a neonatal genetic screening, Betty’s baby is found to…
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MSCI 530 Quiz 6: Steroids/Nitrogen Metabolism Abetalipoproteinemia is a disorder of lipoprotein metabolism that results from a defect in this protein; In evaluating a diabetic patient who is taking Rosuvastatin to prevent atherosclerosis and coronary artery disease, which of these effects do you suspect will be most prominent; Hypocholesterolemia will not impair the synthesis of…
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MSCI 530 Quiz 5: Lipid Metabolism The hydrophilic domain of glycerophospholipids consist of phosphodiester bridges that link the hydrophobic domain to the hydroxyl group of one of these except; These phospholipids are asymmetrically concentrated in the inner membrae leaet except; Phospholipids in bile help to solubilize cholesterol and minimize the precipitation of cholesterol and gallstone…
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MSCI 530 Quiz 4: Fatty Acid and Triglyceride Metabolism In what part of the compartment of the cell does fatty acid synthesis take place? Which of these hormones does not play a role in the mobilization of fatty acids from triacyglycerol stores in the fasted state? The liver is the primary site of fatty acid…
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MSCI 530 Quiz 3: Fasted State Metabolism The non-reactive glucose moeity in the core of glycogen is covalently bound to this protein: This enzyme of the glycogenolytic pathway is absent in myocytes but present in hepatocytes; Which of these is not an expected feature of pyruvate carboxylase deficiency? Which of the enzymes of the gluconeogenic…
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MSCI 530 Quiz 2: Bioenergetics Which of these is capable of scavenging and removing hydrogen peroxide in the cells? The molecular basis for non-shivering thermogenesis in brown fat is the presence of this protein; If you suspect that a patient has myocardial infarction, which of these enzymes could indicate myocardial injury; These are all inhibitors…
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MSCI 530 Quiz 1: Introduction to Human Metabolism An enzymes is a catalyst that increases the rate of biological reactions while shifting the equilibrium of the reaction in favor of the products irrespective of the substrate concentration. This enzyme type catalyzes the intramolecular rearrangements of functional groups that reversibly interconvert optical or geometric isomers; The…