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КРОК / KROK
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A patient has been hospitalized into the infectious diseases department of a regional hospital with the provisional diagnosis of typhoid fever. What serological reaction must be carried out to confirm the diagnosis?
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The structure of the bacterial cell that provides microbes with increased resistance to the environmental factors and can remain intact for a long time can be detected by staining a smear according to the Ozheshkо technique. What is this structure called?
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What indicator is used in the Fajans-Khodakov method to determine sodium iodide (NaI)?
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A certain herbaceous plant grows on the meadows of the Carpathian Mountains. It has orange anthodium inflorescences, upright stem, and a rosette of basal leaves. Name this plant:
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What enzyme catalyzes the reaction of activation of amino acids and their attachment to a specific tRNA?
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Specify the substance that results from the following reaction: CH equiv CHxrightarrow HOH, medspace Hg^2+ ?
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A patient has developed anemia against the background of nonspecific ulcerative colitis. In the blood, there are hypochromia, micro- and anisocytosis, and poikilocytosis. What type of anemia can be suspected in this case?
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A child diagnosed with rheumatism was hospitalized. What microorganisms cause this disease?
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By means of photoelectrocolorimetric analysis the concentration of the following can be determined:
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Proserin is a reverse acetylcholinesterase inhibitor. What is the mechanism of inhibitory action of the drug?
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