Тест 1
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Питання №: 21In a human body chymotrypsin is produced by the pancreas as the inactive precursor called chymotrypsinogen. What intestinal lumen enzyme leads to the transforming of chymotrypsinogen into the catalytically active enzyme molecule? Aminopeptidase Enterokinase Pepsin Trypsin Carboxypeptidase Питання №: 22Under the action of oxidants (hydrogen peroxide, nitrogen oxides etc.), Fe2+-containing hemoglobin is converted into the substance that includes Fe3+ and is not able to transport oxygen. What substance is it? Carbhemoglobin Carboxyhemoglobin Methemoglobin Oxyhemoglobin Glycosylated hemoglobin Питання №: 23The intake of aspirin by a 3-year-old child with a fever caused marked erythrocytes hemolysis. The inherited deficiency of what enzyme could be the cause of the hemolytic anemia development? Glycerophosphate dehydrogenase Glucose-6-phosphatase Glycogen phosphorylase Glucose-6-phosphate dehydrogenase Gamma-Glutaminyl transferase Питання №: 24Laboratory investigation of a patient revealed a high level of plasma LDL. What disease can be diagnosed? Gastritis Nephropathy Acute pancreatitis Atherosclerosis Pneumonia Питання №: 25Which of the following effect of insulin is correct? Activates the oxidation of fatty acids Activates the lipolysis Inhibits the synthesis of lipids Enhances the synthesis of lipids Activates the proteolysis Питання №: 26What condition is developed in the absence of phenylalanine-4-monooxygenase? Phenylketonuria Alkaptonuria Galactosemia Hyperglycemia Hypoglycemia Питання №: 27What is the number of ATP produced during each turn of beta-oxidation of fatty acids: 2 3 5 8 10 |