Тест 1
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Питання №: 26Point out the biological role of pentose phosphate pathway: HADPH and ribose-5-phosphate formation Acetyl-SCoA formation ATP synthesis Deoxyribose formation Fructose formation Питання №: 27A citrulline and a high level of ammonia are determined in the urine of a newborn child. The formation of what substance is the most credible to be disturbed? Ammonia Uric acid Urea Creatinine Creatine Питання №: 28The insufficient secretion of what enzyme is the cause of incomplete fats degradation in the digestive tract and appearance of great quantity of neutral fats in feces? Pepsin Phospholipase Enterokinase Amylase Pancreatic lipase Питання №: 29Where in the cell does anaerobic glycolysis occur? Nucleus Membrane Cytosol Mitochondria Lysosome Питання №: 30The formation and secretion of trypsin is disturbed in case of pancreas diseases. The hydrolysis of which of the following substances is impaired in this case? Proteins Lipids Carbohydrates Nucleic acids Phospholipids Питання №: 31When energy levels are low in the cell, amino acid degradation by glutamate dehydrogenase is high, facilitating energy production from the carbon skeletons derived from amino acids. What substances act as allosteric activators of glutamate dehydrogenase? ADP and GDP ATP and GTP NADH2 and NADPH2 Pyruvate and citrate Glucose and fructose Питання №: 32Under alcaptonuria, the excessive quantity of homogentisate was found in the patient's urine (the urine darkens in the air). The innate defect of what enzyme is apparent? Homogentisate oxidase Alanine aminotransferase Tyrosinase Phenylalanine-4-monooxygcnase Tyrosine aminotransferase |