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КРОК / KROK
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A 50-year-old man with a history of alcoholic cirrhosis complains of dyspeptic disorders and bleeding from hemorrhoidal veins. Examination detects ascites and distended superficial veins of the anterior abdominal wall. What pathology is indicated by these signs?
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A patient has developed megaloblastic anemia on a background of alcoholic hepatocirrhosis. The main cause of anemia in this patient is the following vitamin deficiency:
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Datura stramonium fruit is a:
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A patient developed neuritis of the facial nerve after five months of tuberculosis treatment. What drug has caused this side effect?
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Helmholtz energy is the direction criterion of an arbitrary process at a constant:
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The majority of live vaccines are made from microbes with reduced virulence. What is the name of such vaccines?
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In E) coli cells, the synthesis of pyrimidine nucleotides occurs according to the scheme of the metabolic pathway: $CO_2 + NH_3$ + 2ATP> S1> S2> UTP> CTP. When CTP concentration in the cell increases, the synthesis of pyrimidine nucleotides stops. What type of regulation is described here?
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A patient, who was prescribed famotidine for peptic ulcer disease, came to a pharmacy. What mechanism underlies the action of this medicine?
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Coumarins, vitamin K antagonists, suppress the processes of blood coagulation. Synthesis of what protein is blocked by coumarins?
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A dissected flower has numerous stamens that are united by the stamen filaments into several bundles. What is this type of androecium?
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