Form 1.
NATIONAL AGRICULTURAL UNIVERSITY
Chair of animal biochemistry, quality and safety of agricultural products
Faculty of veterinary medicine
Speciality 7.130501 “Veterinary medicine”
Full-time tuition
Semester 4 Year 2
Subject: “Biochemistry with fundamentals of physical and colloid chemistry”
Teachers V. Zhulai., I. Kalinin.
„Certified by”
Deputy of the chair_____________________ N. Melnicova
„26” June, the year 2008.
BLOCK OF TESTS Variant №7
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50 % |
Question 1. What does it mean inverted sugar? |
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Change of rotation angle of sugar |
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Mixture of mono- and oligosaccarides |
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Mixture of monosaccarides after full sucrose hydrolysis |
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Mixture of mono- and polysaccharides |
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50 % |
Question 2. What did Heyors investigate? |
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Formulas of lipids |
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Formulas of amino-acids |
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Structural formulas of carbohydrates |
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Structural formulas of fatty acids |
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50 % |
Question 3. Which method is used for beginnary preparation of biomaterials? |
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Electrophoresis |
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Chromatography |
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Homogenization |
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Photometry |
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100 % |
Question 4. Which substance is coferment of oxydoreductases? |
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Folic |
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Piridoxynic |
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Pantotenic |
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NAD |
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100 % |
Question 5. Which vitamin is necessary for regulation of Ca-P metabolism? |
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Vitamin A |
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Vitamin D |
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Vitamin В12 |
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Vitamin E |
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100 % |
Question 6. What does it mean enthalpy? |
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Defense of colloids from solids |
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The sum of inner energy and work of extension of system till some volume |
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Colloid defense |
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All the above mentioned |
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50 % |
Question 7. What is the function of phosphate groups of phosphorilated metabolites of glycolysis? |
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They perform the function of identification and bounding |
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Take part in metabolic energy accumulation |
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They prevent these metabolites from coming out of the cell |
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All the above mentioned |
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50 % |
Question 8. How many ATP-molecules are used during anaerobic splitting of 1 molecule of glucose? |
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2; |
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3; |
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4; |
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5. |
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75 % |
Question 9. Allosteric activators of phosphofructokinase are: |
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Phosphate and K+ |
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Fructose 1, 6 diphosphate |
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AMP and ADP |
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All the above mentioned |
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75 % |
Question 10. How many ATP molecules can be formed during full oxidation of 1 glucose molecule to H2O and CO2? |
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10; |
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38; |
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42; |
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46. |
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75 % |
Question 11. Cellular respiration is: |
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Splitting of acetyl-group residues to CO2 and Hydrogen atoms |
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Oxidative formation of Acetyl-KoA from different substrates |
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Transport of electrons on O2 associated with ADP phosphorylation to ATP |
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All the above mentioned |
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50 % |
Question 12. Where oxidative phosphorylation is performed: |
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In cytosoles |
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In matrix of mitohondrions |
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In respiratory chain |
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On internal surface of sarcolemma |
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75 % |
Question 13. Where β-oxidation of fatty acids is performed: |
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In cytosoles |
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In matrix of mitohondrions |
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In respiratory chain |
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On internal surface of sarcolemma |
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100 % |
Question 14. Which of aminoacids mentioned below are non-essential? |
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Arg, |
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His, |
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Ser, |
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Phe. |
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50 % |
Question 15. Which of aminoacids mentioned below are ketogenic? |
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Lys, |
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Ile, |
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His, |
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Val. |
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100 % |
Question 16. Which substance is a precursor for biosynthesis of serine? |
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aceto-acetate |
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glutaminic acid |
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3-phosphoglicerolic acid |
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leucine |
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100 % |
Question 17. Which substance is a precursor for biosynthesis of cysteine? |
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arhynine |
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metionine |
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glycine |
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proline |
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75 % |
Question 18. Which of aminoacids mentioned below during oxidative splitting turn into piruvate? |
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Asp, |
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Phe, |
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Glu, |
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Gly. |
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75 % |
Question 19. Which of aminoacids mentioned below during oxidative splitting turn into succinyl CoA? |
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Val, |
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Thr, |
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Phe, |
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Pro. |
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50 % |
Question 20. Which enzyme catalyze reversible transformation of keto-acids into aminoacids? |
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transaminase |
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aminopeptidase |
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urioxydase |
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aminohydrolase |
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75 % |
Question 21. Which of the substances mentioned below belong to keton bodies? |
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fumaric acid |
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α-ketoglutaric acid |
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β-hydroxybutyrate |
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acetyl CoA |
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50 % |
Question 22. What is the end product of thymine splitting? |
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uric acid |
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β-alanine |
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β-aminoisobutyric acid |
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all mentioned above |
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50 % |
Question 23. What is the main end product of Nitrogen metabolism in birds? |
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alantoine |
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ammonia and glyoxylic acid |
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uric acid |
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urea |
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50% |
Question 24. Which enzymes take part in nucleic acids hydrolysis? |
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DNA-ses |
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phosphatases |
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nucleotidases |
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all mentioned above |
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75 % |
Question 25. What is the function of blood plasmin? |
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Decomposes fibrinogen and fibrin |
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Creates thrombuses |
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Promotes thrombuses contraction |
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Performs trophic function |
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75 % |
Question 26. How many sub-units does hemoglobin molecule contain? |
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2 |
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3 |
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4 |
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5 |
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75 % |
Question 27. What is the borders of pH for urine of goat? |
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7.2-8.7 |
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7.7-8.7 |
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8.0-8.5 |
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6.5-7.8 |
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100 % |
Question 28. Which components of urine belong to pathological? |
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Uric acid |
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Alanthoin |
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Organic acids |
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Protein |
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75 % |
Question 29. Which hormone is produced in hypothalamus? |
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Adrenalin |
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Oxitocin |
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Somatotropin |
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Thyrotropin-releasing hormone |
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75 % |
Question 30. Which protein prevails in egg white? |
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Casein |
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Collagen |
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Hemoglobin |
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Ovo-albumine |