зачот / Азотистий.тест
.docSubject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №1
Question 1. Which substances are the sources of anabolic Nitrogen for ruminants?
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proteins
-
free aminoacids
-
urea
-
all mentioned above
Question 2. What substance is a precursor of urea in ornithin Krebs cycle?
-
arhynine
-
serine
-
ornithin
-
piruvate
Question 3. What is the end product of Nitrogen metabolism in fishes?
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ammonia
-
glyoxylic acid
-
urea
-
all mentioned above
Question 4. Draw the structural formulas of glucose and urea.
Question 5. Draw the scheme of glycolysis.
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №2
Question 1. Which substances are the sources of anabolic Nitrogen for animals?
-
urea
-
lipids
-
proteins
-
all mentioned above
Question 2. What substance is a product of ornithin Krebs cycle?
-
alanine
-
citrulline
-
ornithin
-
urea
Question 3. What are the products of DNA hydrolysis?
-
nucleotides, phosphoric acid, ribose
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nucleosides, deoxiribose, pyrophosphate
-
nitrogenous bases, phosphoric acid, hexoses
-
all mentioned above
Question 4. Draw the structural formulas of fructose and citric acid.
Question 5. Draw the scheme of gluconeogenesis.
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №3
Question 1. What is the end product of guanine splitting?
-
β-alanine
-
β-aminoisobutyric acid
-
uric acid
-
all mentioned above
Question 2. Which substances are the sources of anabolic Nitrogen for mammals (except ruminants)?
-
atmospheric Nitrogen
-
free aminoacids
-
urea
-
all mentioned above
Question 3. What are the products of RNA hydrolysis?
-
nucleotides, phosphoric acid, deoxiribose
-
nucleosides, hexoses, pyrophosphate
-
nitrogenous bases, phosphoric acid, ribose
-
all mentioned above
Question 4. Draw the structural formulas of glycerol and α-alanine.
Question 5. Draw the scheme of pentose-phosphate pathway
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №4
Question 1. What substance is a precursor of urea in ornithin Krebs cycle?
-
alanine
-
arhynine
-
citrulline
-
glutaminic acid
Question 2. What is the main end product of Nitrogen metabolism in ruminants?
-
alantoine and urea
-
ammonia
-
glyoxylic acid
-
uric acid
Question 3. Which nitrogenous base belongs to purines?
-
A
-
C
-
T
-
U
Question 4. Draw the structural formulas of ribose and lactic acid.
Question 5. Draw the scheme of tricarboxylic acids Krebs cycle.
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №5
Question 1. What substance is a product of ornithin Krebs cycle?
-
arhynine
-
glutaminic acid
-
urea
-
uric acid
Question 2. What is the main end product of Nitrogen metabolism in Human?
-
urea
-
uric acid
-
alantoine
-
glyoxylic acid
Question 3. Which nitrogenous base belongs to purines?
-
C
-
G
-
U
-
T
Question 4. Draw the structural formulas of deoxiribose and acetone.
Question 5. Draw the scheme of ornithin Krebs cycle.
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №6
Question 1. Which nitrogenous base belongs to pyrimidines?
-
A
-
G
-
C
-
all mentioned above
Question 2. What is the end product of uracyl splitting?
-
uric acid
-
β-alanine
-
β-aminoisobutyric acid
-
all mentioned above
Question 3. Which substance synthesis disorders lead to gout disease?
-
alantoine
-
glyoxylic acid
-
urea
-
uric acid
Question 4. Draw the structural formulas of β-oxibutyric acid and glycine.
Question 5. Draw the scheme of β-oxidation of fatty acids.
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №7
Question 1. What is the end product of adenine splitting?
-
uric acid
-
β-alanine
-
β-aminoisobutyric acid
-
all mentioned above
Question 2. Which nitrogenous base belongs to pyrimidines?
-
T
-
G
-
A
-
all mentioned above
Question 3. Which enzymes take part in nucleic acids synthesis?
-
DNA-ses
-
phosphatases
-
polymerases
-
nucleosidases
Question 4. Draw the structural formulas of glutaminic and pyruvic acids.
Question 5. Draw the scheme of aminoacids oxidative splitting in Krebs cycle.
Subject: “Biochemistry with fundamentals of physical and
colloid chemistry” Teachers V. Zhulai and A. Arkhypov
BLOCK OF TESTS №4 Variant №8
Question 1. What is the end product of thymine splitting?
-
uric acid
-
β-alanine
-
β-aminoisobutyric acid
-
all mentioned above
Question 2. What is the main end product of Nitrogen metabolism in birds?
-
alantoine
-
ammonia and glyoxylic acid
-
uric acid
-
urea
Question 3. Which enzymes take part in nucleic acids hydrolysis?
-
DNA-ses
-
phosphatases
-
nucleotidases
-
all mentioned above
Question 4. Draw the structural formulas of aceto-acetate and triacil-glycerol.
Question 5. Draw the scheme of respiratory chain.