Form 1.

100 %

Question 1. What are the solvents for lipids?

Water

Water buffer solutions

Benzene

Glucose solution

50 %

Question 2. Cholesterol is a derivate of:

Cholinesterase

Cyclopentan-perhydrofenantren

Cyclic nucleotides

Cyclic amino-acids

75 %

Question 3. Which elements are microelements?

C

Co

Ca

N

50 %

Question 4. Which method is used for beginnary preparation of biomaterials?

Masspectrometry

Homogenization

Chromatography

Electrophoresis

50 %

Question 5. Which of these vitamins is necessary for reproduction?

Folic

Thiamine

Riboflavin

Tocoferol

75 %

Question 6. Which substance is coferment of oxydoreductases?

Folic acid

Piridoxynic acid

Pantotenic acid

NAD⁺

50 %

Question 7. Aerobic glycolysis promotes the synthesis of:

Fructose 1, 6 diphosphate

Oxalo-acetate

Piruvate

Lactate

100 %

Question 8. How many ATP-molecules are synthesized during anaerobic splitting of 1 molecule of glucose?

1;

4;

6;

8.

100 %

Question 9. Allosteric inhibitors of phosphofructokinase are:

Citrate

ATP

Ca²⁺

All the above mentioned

75 %

Question 10. What enzymes regulate the speed of Krebs’ cycle?

Lactate-dehydrogenase and malate-dehydrogenase

Piruvatkinase and glycogen-phosphorylase

Hexokinasa and enolase

Citrate-sintase and α-ketoglutarate-dehydrogenase

75 %

Question 11. How many ATP molecules are synthesized in respiratory chain during transmission of 1 pair of electrons from NADH on O₂?

3;

4;

6;

8.

50 %

Question 12. Which enzyme catalyses transformation of fructose-6-phosphate into glucose-6-phosphate?

Phosphofructocinase

Phosphoglucoisomerase

Phosphoglucomutase

Thriosophosphateisomerase

75 %

Question 13. Where reactions of pentose cycle take place?

In lysosomes

In mitochondrias

In ribosomes

In cytoplasm

50 %

Question 14. Which of aminoacids mentioned below are monoaminomonocarboxylic?

Lys,

Arg,

Gly,

Glu.

50 %

Question 15. Which substance is a direct precursor for biosynthesis of citric acid?

fumaric acid and succinyl CoA

malic and succinic acids

isocitric and α-ketoglutaric acids

acetyl CoA and oxaloacetic acid

50%

Question 16. Which substance is a precursor for biosynthesis of β-hydroxybutyrate?

aceto-acetate

acetone

α-ketoglutaric acid

alanine

50 %

Question 17. Which of aminoacids mentioned below during oxidative splitting turn into acetyl CoA?

Arg and Asp

Cys and Leu

Glu and Phe

Ile and Lys.

50 %

Question 18. Which of aminoacids mentioned below during oxidative splitting turn into aceto-acetyl CoA?

Phe,

Thr,

Ser,

Pro.

50 %

Question 19. What are the functions of aminoacids in organism?

structural components of biomembranes

structural components of proteins

store of metabolic energy

all mentioned above

100 %

Question 20. Which enzyme catalyze protein hydrolysis in bowels?

aminotransferase

phosphotransferase

hymotrypsine

transaminase

100 %

Question 21. Which way of amino-acids desamination is characteristic for mammals?

intromolecular

oxidative

hydrolytic

reductive

75 %

Question 22. What is the end product of adenine splitting?

uric acid

β-alanine

β-aminoisobutyric acid

all mentioned above

75 %

Question 23. Which nitrogenous base belongs to pyrimidines?

T

G

A

all mentioned above

75 %

Question 24. Which enzymes take part in nucleic acids synthesis?

DNA-ses

phosphatases

polymerases

nucleosidases

75 %

Question 25. What is the function of blood glucose?

Creates thrombuses

Promotes thrombuses contraction

Performs trophic function

Stabilizes pH

75 %

Question 26. Where blood albumins are synthesized?

Marrow

Spleen

Liver

Thymus

100 %

Question 27

7

7

8

6

100 %

Question 28. The process of urine synthesis is:

Blood plasma filtration into kidney tubules

Reabsorption of substances from primary urine

Secretion of urine in cells of kidney tubules

All the above mentioned

75 %

Question 29. Which hormone is produced in gonads?

Estrogenes

Glucagon

Glucocorticoids

Thyrocalcitonin

75 %

Question 30. Which protein prevails in hair?

Ovo-vitelline

Myosin

Keratin

Fibroin