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Питання №: 19Under 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 №: 20Under diabetes mellitus, the level of ketone bodies in blood dramatically rises, which results in the development of metabolic acidosis. What substance is the precursor of the ketone bodies synthesis? Methylmalonyl-CoA Succinyl-CoA Propionyl-CoA Malonyl-CoA Acetyl-CoA Питання №: 21The elevated activity of aspartate aminotransferase (AST) in the blood is indication of: kidney disease muscle dystrophy acute pancreatitis myocardial infarction stomach disease Питання №: 22Optimum pH for pepsin of gastric juice is: 15-25 50-55 70 75-80 85-90 Питання №: 23Point out the couple of amino acids participating in the formation of peptide bond that is influenced by trypsin: Arginine, lysine Leucine, valine Glycine, Glutamine Alanine, valine Isoleucine, alanine Питання №: 24What biochemical process is stimulated in the liver and kidneys of a patient exhausted by starvation? Synthesis of bilirubin Synthesis of urea Gluconeogenesis Formation of hippuric acid Synthesis of uric acid Питання №: 25A child with point mutation has the absence of glucose-6-phosphatase in body tissues, hypoglycemia and hepatomegaly detected. Define the type of pathology which these symptoms are characteristic of: Girke's disease Measles disease Addison's disease Parkinson's disease McArdle's disease |