問題一覧
1
What is the chemical bond that joins
amino acids together in a protein molecule?
Peptide
2
The order and sequence of amino acid in
a polypeptide determines what protein
structure?
Primary
3
Classify the nucleoside monophosphate
kinase
Transferase
4
Which hormone regulates the level of
blood sodium?
Aldosterone
5
Determine the pathological condition
that is caused by a deficiency in folate
derivatives during early pregnancy
because of the important role of these
derivatives in the synthesis of DNA.
Neural tube defects
6
Which of the following sugars is the
simplest?
Glyceraldehyde
7
What carbohydrate is used as an
acidulant, especially in infant, feeding
formula?
Lactic acid
8
The inactive form of enzymes is called
Zymogen
9
What are the precursors of
gluconeogenesis?
Glycerol, lactate, pyruvate, glycogenic amino acids
10
Milk curdling enzyme present in gastric
juice of infants.
Rennin
11
Identify the test for reducing sugars.
Fehling’s test
12
Carbohydrates are
Polyhydroxyaldehydes or Polyhydroxyketones
13
Insulin is usually classified as a
Hormone
14
What group of terpenes contains 20
carbon atoms.
Diterpenes
15
Classify Lavender oil and Oil of
Wintergreen
Esters
16
The end product of the hydrolysis of
glycogen is
Glucose
17
Identify the Family to which Atropa
belladonna belongs.
Solanaceae
18
The active proteolytic enzyme in gastric
juice
Pepsin
19
Classify the alkaloid ergotamine
Indole
20
All are pyrimidine bases, except
Guanine
21
Select the plant used as an antidiabetic.
Banaba
22
Which vitamin is formed in the body
by exposure to ultraviolet irradiation or
sunlight?
Vitamin D
23
Determine the method by which
peppermint oil is obtained.
Steam Distillation
24
Select the class to which Prostaglandins
belong.
Fatty acid
25
The substance responsible for the
emulsion of fats
Bile Acids
26
This is the final step in the preparation
of drugs for the commercial market,
consisting of the removal of extraneous
matter.
Garbling
27
Which of the following pairs are correct?
Reserpine-hypotensive
28
Which of the following statement is
correct?
Natural Camphor is dextrorotatory
29
The source of bassorin
Tragacanth
30
It is also known as the carob pulp or St.
John’s Bread
Locust bean gum
31
Gum usually used as a substitute
for acacia.
Ghatti
32
This is a product obtained from the
incomplete hydrolysis of starch. It is a
colorless or yellowish, thick syrupy liquid
that is nearly odorless and tastes sweet.
Liquid glucose
33
Which of the following pairs are correct?
Ferrous gluconate- hematinic
34
A non-pentose sucgar which is also
positive for Tollens Phloroglucinol Test.
Galactose
35
Pyruvic acid, upon the action of pyruvic
acid decarboxylase yields .
Acetaldehyde
36
This acid is used as an acidulant
especially in feeding formulas.
Lactic Acid
37
Ketogenic amino acids
All of these
38
Which of the following statement is
correct?
Algin-marine gum
39
Which of the following is a
microbial gum?
Xanthan
40
What chemical is used to extract 50
to 70% yield Chrysarobin form Goa
powder?
Hot benzene
41
What amygdalin-containing preparation
have anticancer claims?
Vitamin B17
42
Which of the following is/are
characteristic/s of hydrolysable tannins?
Consist of gallic acid or related polyhydric compounds esterified with glucose
43
This enzyme is found in almonds, and
it causes the hydrolysis of ß-glucosides.
Amygdalin is thus hydrolyzed into
glucose, benzaldehyde, and hydrogen
cyanide.
Emulsin
44
What is the primary form of
Vitamin D encountered in zoologic species?
Cholecalciferol
45
Prolonged oral antibiotic therapy may
result in the deficiency of which of the
following vitamins?
K
46
The principal component of
essential oils are
Terpenes
47
Principal site for the synthesis of urea
Liver
48
Volatile oils occur in specialized
secretory structures. Which of the
following pairs is correct?
Lysigenous/Schizogenous passages- Pinacea
49
Volatile oils and fixed oils share several
points of differentiation. Which of the
following is true?
Volatile oils do not become rancid
50
Common types of Membrane Lipids
I. The 3 major kinds of membrane lipid
are phospholipids, glycolipids and
cholesterol
II. Phospholipid derived from glycerol
are called phosphoglycerides
III. The simplest glycolipid is cerebroside
IV. A phospholipid consists of one or
more fatty acids, a platform to which
fatty acids are attached, a phosphate
and an alcohol attached to the
phosphate
I, II, III, IV
51
Membrane Channels
I. Membrane permeability is conferred
by 3 classes of membrane proteins:
pumps, carriers and channels.
II. Pump action is an example of passive
transport
III. Channels provide a membrane
pore through which ions can flow
very rapidly in a thermodynamically
downhill direction
IV. The transport of molecules across
a membrane is always by active
transport.
I, III
52
Citrus volatile oils whose aroma is
injuriously affected by heat is best
obtained by:
Expression
53
Which of the following statement/s
is/are true regarding protein
composition and structure
I. The functional groups of amino
acids in a protein molecule determine
its three-dimensional structure.
II. The primary structure of
proteins refers to the amino acid
sequence.
III. The secondary structure of proteins
refers to the conformation adopted by
local regions of the polypeptide chain
IV. Proteins are built from a repertoire of
20 amino acids
I, II, III, IV
54
Which statements best describes
nucleosides?
I. Nucleoside consists of nucleobase and
a five-carbon sugar
II. Nucleosides are precursors for nucleic
acid synthesis.
III. Nucleosides and nucleoside analogs
are used in antiviral and anticancer
drug therapy
IV. Nucleosides are composed of
nucleobases covalently attached to a
5- carbon sugar
V. The nucleobases of nucleosides
are non-aromatic heterocyclic
compounds containing N.
I, II, III, IV
55
Which of the following statements best
describe D and L isomerism in sugar?
I. When the OH group in carbon-5 of
glucose is on the right, the sugar is
dextrorotatory
II. Most monosaccharides in mammals
are of the D configuration.
III. The asymmetric carbon atom confers
optical activity on the sugars
IV. Sugars of the D series rotate plane
polarized light to the left
I, II, III
56
This vitamin is made by the bacteria
in the gut. It serves as a co-factor in
carboxylation reactions
Biotin
57
This condition is caused by a
deficiency in folate derivatives during
early pregnancy because of the
important role of these derivatives in the
synthesis of DNA precursors.
Neural Tube defects
58
Vitamin that is required for the
clotting of blood
Vitamin K
59
Which of the following plant
constituents are biosynthesized via the
Shikimate Pathway?
Vanillin
60
Which of the following plant
constituents are biosynthesized via the
Shikimate Pathway?
Prunasin
61
Which of the following plant
constituents are biosynthesized via the
Mevalonate Pathway?
Squalene
62
Which of the following plant
constituents are biosynthesized via the
Mevalonate Pathway?
Terpineol
63
Which of the following proteins is
classified as a defensive protein?
Fibrinogen
64
Which is the catalytic site
model, where the substrate induces a
conformational change in the enzyme?
Induced Fit model
65
normal amount of insulin is produced
but the release is either delayed when
blood sugar rises or the target tissues
have a reduced responsiveness.
DM II
66
A pituitary disorder that directly
affects kidney function. The patient
excretes abnormally large volume
of urine, but no glucose in urine is
observed
Diabetes Insipidus
67
Condition that develops in cases of
inadequate glucose intake during
prolonged fasting or starvation.
Ketosis
68
Beta-cells of the pancreas are
damaged, so insulin is not produced.
This condition is managed by the daily
administration of Insulin.
DM I
69
Beta-cells of the pancreas are
damaged, so insulin is not produced.
This condition is managed by the daily
administration of Insulin.
DM I
70
A neuropsychiatric disorder that is
caused by inadequate thiamine in the
diet, poor absorption of thiamine from
the GIT, or poor storage of thiamine in
the liver.
Wernicke-Korsakoff Pychosis
71
Test for ketoses that uses resorcinol and
hydrochloric acid
Seliwanoff’s Test
72
Test for deoxysugars present in
cardioactive glycosides
Keller-Kiliani Test
73
General test for carbohydrates that uses
alpha-naphthol and sulfuric acid
Molisch Test
74
Pentoses yield a red precipitate
with this test
Phloroglucinol Test
75
Monosaccharides yield a needle-
like crystals after the addition of
phenylhydrazine
Osazone Test
76
For the amino acid cysteine, choose the
appropriate description of its side chain.
Sulfur-containing
77
This is not a normal constituent of urine
Albumin
78
Which is not a B-complex vitamin?
Ascorbic acid
79
This vitamin easily undergoes oxidation
Vitamin C
80
This vitamin is non-polar and
dissolves well in the nonpolar interior
of lipid bilayer. It serves primarily as an
antioxidant in biological membranes,
protecting the membranes and the
embedded proteins against oxidative
attack of free radicals and peroxides.
Vitamin E
81
Serves as a co-factor in various
REDOX reactions, where its ability to
donate and accept electrons is quite
valuable.
Riboflavin
82
The most important opium alkaloid
is
Morphine
83
Find the complementary base pairs in
DNA molecules.
Adenine-- Thymine, Cytosine— Guanine
84
Classified as an alcohol glycoside
Salicin
85
Hallucinogenic agent derived from
Cannabis sativa.
Tetrahydrocannabinol
86
Classify Fumarase
Lyase
87
Which of the following yields
a phenolic compound as one of its
products of hydrolysis?
Arbutin
88
The alkaloid obtained from ergot which
is used to relieve or treat migraine.
Ergotamine
89
Identify the type of chemical reaction
in the conversion of glyceraldehyde-3-
phosphate to 1,3-bis-phosphoglycerate.
Reduction-oxidation
90
Identify the type of chemical reaction
in the conversion of fructose-1,6-bis-
phosphate to glyceraldehyde-3-P and
dihydroxyacetone phosphate.
Aldol cleavage
91
Identify the end product of glycolysis.
Pyruvate
92
Select the plant used as an antidiabetic.
Banaba
93
Identify the biological source of
Paclitaxel.
Taxus brevifolia
94
Quisqualis indica
Niyog-niyogan
95
Cassia alata
Akapulko
96
The first growth hormone to be
discovered; found in human urine, it is
also abundant in growing stems and
roots of plants; it promotes flowering in
plants and stem elongation towards the
sun.
Auxin
97
It exists in areas where rapid cell
division take place, such as in apical
meristems. This plant hormone also
delays leaf senescence.
Cytokinins
98
A plant hormone that induces
dormancy in seeds and helps seeds
withstand unfavorable growth factors,
such as during winter or drought
A.
Abscissic acid
99
Gaseous hormone that hastens fruit
ripening and increases root growth and
root hair formations, thereby increasing
their absorption surface area.
Ethylene
100
Oil tubes found in plants under
Apiaceae that contain volatile oil
Vittae
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問題一覧
1
What is the chemical bond that joins
amino acids together in a protein molecule?
Peptide
2
The order and sequence of amino acid in
a polypeptide determines what protein
structure?
Primary
3
Classify the nucleoside monophosphate
kinase
Transferase
4
Which hormone regulates the level of
blood sodium?
Aldosterone
5
Determine the pathological condition
that is caused by a deficiency in folate
derivatives during early pregnancy
because of the important role of these
derivatives in the synthesis of DNA.
Neural tube defects
6
Which of the following sugars is the
simplest?
Glyceraldehyde
7
What carbohydrate is used as an
acidulant, especially in infant, feeding
formula?
Lactic acid
8
The inactive form of enzymes is called
Zymogen
9
What are the precursors of
gluconeogenesis?
Glycerol, lactate, pyruvate, glycogenic amino acids
10
Milk curdling enzyme present in gastric
juice of infants.
Rennin
11
Identify the test for reducing sugars.
Fehling’s test
12
Carbohydrates are
Polyhydroxyaldehydes or Polyhydroxyketones
13
Insulin is usually classified as a
Hormone
14
What group of terpenes contains 20
carbon atoms.
Diterpenes
15
Classify Lavender oil and Oil of
Wintergreen
Esters
16
The end product of the hydrolysis of
glycogen is
Glucose
17
Identify the Family to which Atropa
belladonna belongs.
Solanaceae
18
The active proteolytic enzyme in gastric
juice
Pepsin
19
Classify the alkaloid ergotamine
Indole
20
All are pyrimidine bases, except
Guanine
21
Select the plant used as an antidiabetic.
Banaba
22
Which vitamin is formed in the body
by exposure to ultraviolet irradiation or
sunlight?
Vitamin D
23
Determine the method by which
peppermint oil is obtained.
Steam Distillation
24
Select the class to which Prostaglandins
belong.
Fatty acid
25
The substance responsible for the
emulsion of fats
Bile Acids
26
This is the final step in the preparation
of drugs for the commercial market,
consisting of the removal of extraneous
matter.
Garbling
27
Which of the following pairs are correct?
Reserpine-hypotensive
28
Which of the following statement is
correct?
Natural Camphor is dextrorotatory
29
The source of bassorin
Tragacanth
30
It is also known as the carob pulp or St.
John’s Bread
Locust bean gum
31
Gum usually used as a substitute
for acacia.
Ghatti
32
This is a product obtained from the
incomplete hydrolysis of starch. It is a
colorless or yellowish, thick syrupy liquid
that is nearly odorless and tastes sweet.
Liquid glucose
33
Which of the following pairs are correct?
Ferrous gluconate- hematinic
34
A non-pentose sucgar which is also
positive for Tollens Phloroglucinol Test.
Galactose
35
Pyruvic acid, upon the action of pyruvic
acid decarboxylase yields .
Acetaldehyde
36
This acid is used as an acidulant
especially in feeding formulas.
Lactic Acid
37
Ketogenic amino acids
All of these
38
Which of the following statement is
correct?
Algin-marine gum
39
Which of the following is a
microbial gum?
Xanthan
40
What chemical is used to extract 50
to 70% yield Chrysarobin form Goa
powder?
Hot benzene
41
What amygdalin-containing preparation
have anticancer claims?
Vitamin B17
42
Which of the following is/are
characteristic/s of hydrolysable tannins?
Consist of gallic acid or related polyhydric compounds esterified with glucose
43
This enzyme is found in almonds, and
it causes the hydrolysis of ß-glucosides.
Amygdalin is thus hydrolyzed into
glucose, benzaldehyde, and hydrogen
cyanide.
Emulsin
44
What is the primary form of
Vitamin D encountered in zoologic species?
Cholecalciferol
45
Prolonged oral antibiotic therapy may
result in the deficiency of which of the
following vitamins?
K
46
The principal component of
essential oils are
Terpenes
47
Principal site for the synthesis of urea
Liver
48
Volatile oils occur in specialized
secretory structures. Which of the
following pairs is correct?
Lysigenous/Schizogenous passages- Pinacea
49
Volatile oils and fixed oils share several
points of differentiation. Which of the
following is true?
Volatile oils do not become rancid
50
Common types of Membrane Lipids
I. The 3 major kinds of membrane lipid
are phospholipids, glycolipids and
cholesterol
II. Phospholipid derived from glycerol
are called phosphoglycerides
III. The simplest glycolipid is cerebroside
IV. A phospholipid consists of one or
more fatty acids, a platform to which
fatty acids are attached, a phosphate
and an alcohol attached to the
phosphate
I, II, III, IV
51
Membrane Channels
I. Membrane permeability is conferred
by 3 classes of membrane proteins:
pumps, carriers and channels.
II. Pump action is an example of passive
transport
III. Channels provide a membrane
pore through which ions can flow
very rapidly in a thermodynamically
downhill direction
IV. The transport of molecules across
a membrane is always by active
transport.
I, III
52
Citrus volatile oils whose aroma is
injuriously affected by heat is best
obtained by:
Expression
53
Which of the following statement/s
is/are true regarding protein
composition and structure
I. The functional groups of amino
acids in a protein molecule determine
its three-dimensional structure.
II. The primary structure of
proteins refers to the amino acid
sequence.
III. The secondary structure of proteins
refers to the conformation adopted by
local regions of the polypeptide chain
IV. Proteins are built from a repertoire of
20 amino acids
I, II, III, IV
54
Which statements best describes
nucleosides?
I. Nucleoside consists of nucleobase and
a five-carbon sugar
II. Nucleosides are precursors for nucleic
acid synthesis.
III. Nucleosides and nucleoside analogs
are used in antiviral and anticancer
drug therapy
IV. Nucleosides are composed of
nucleobases covalently attached to a
5- carbon sugar
V. The nucleobases of nucleosides
are non-aromatic heterocyclic
compounds containing N.
I, II, III, IV
55
Which of the following statements best
describe D and L isomerism in sugar?
I. When the OH group in carbon-5 of
glucose is on the right, the sugar is
dextrorotatory
II. Most monosaccharides in mammals
are of the D configuration.
III. The asymmetric carbon atom confers
optical activity on the sugars
IV. Sugars of the D series rotate plane
polarized light to the left
I, II, III
56
This vitamin is made by the bacteria
in the gut. It serves as a co-factor in
carboxylation reactions
Biotin
57
This condition is caused by a
deficiency in folate derivatives during
early pregnancy because of the
important role of these derivatives in the
synthesis of DNA precursors.
Neural Tube defects
58
Vitamin that is required for the
clotting of blood
Vitamin K
59
Which of the following plant
constituents are biosynthesized via the
Shikimate Pathway?
Vanillin
60
Which of the following plant
constituents are biosynthesized via the
Shikimate Pathway?
Prunasin
61
Which of the following plant
constituents are biosynthesized via the
Mevalonate Pathway?
Squalene
62
Which of the following plant
constituents are biosynthesized via the
Mevalonate Pathway?
Terpineol
63
Which of the following proteins is
classified as a defensive protein?
Fibrinogen
64
Which is the catalytic site
model, where the substrate induces a
conformational change in the enzyme?
Induced Fit model
65
normal amount of insulin is produced
but the release is either delayed when
blood sugar rises or the target tissues
have a reduced responsiveness.
DM II
66
A pituitary disorder that directly
affects kidney function. The patient
excretes abnormally large volume
of urine, but no glucose in urine is
observed
Diabetes Insipidus
67
Condition that develops in cases of
inadequate glucose intake during
prolonged fasting or starvation.
Ketosis
68
Beta-cells of the pancreas are
damaged, so insulin is not produced.
This condition is managed by the daily
administration of Insulin.
DM I
69
Beta-cells of the pancreas are
damaged, so insulin is not produced.
This condition is managed by the daily
administration of Insulin.
DM I
70
A neuropsychiatric disorder that is
caused by inadequate thiamine in the
diet, poor absorption of thiamine from
the GIT, or poor storage of thiamine in
the liver.
Wernicke-Korsakoff Pychosis
71
Test for ketoses that uses resorcinol and
hydrochloric acid
Seliwanoff’s Test
72
Test for deoxysugars present in
cardioactive glycosides
Keller-Kiliani Test
73
General test for carbohydrates that uses
alpha-naphthol and sulfuric acid
Molisch Test
74
Pentoses yield a red precipitate
with this test
Phloroglucinol Test
75
Monosaccharides yield a needle-
like crystals after the addition of
phenylhydrazine
Osazone Test
76
For the amino acid cysteine, choose the
appropriate description of its side chain.
Sulfur-containing
77
This is not a normal constituent of urine
Albumin
78
Which is not a B-complex vitamin?
Ascorbic acid
79
This vitamin easily undergoes oxidation
Vitamin C
80
This vitamin is non-polar and
dissolves well in the nonpolar interior
of lipid bilayer. It serves primarily as an
antioxidant in biological membranes,
protecting the membranes and the
embedded proteins against oxidative
attack of free radicals and peroxides.
Vitamin E
81
Serves as a co-factor in various
REDOX reactions, where its ability to
donate and accept electrons is quite
valuable.
Riboflavin
82
The most important opium alkaloid
is
Morphine
83
Find the complementary base pairs in
DNA molecules.
Adenine-- Thymine, Cytosine— Guanine
84
Classified as an alcohol glycoside
Salicin
85
Hallucinogenic agent derived from
Cannabis sativa.
Tetrahydrocannabinol
86
Classify Fumarase
Lyase
87
Which of the following yields
a phenolic compound as one of its
products of hydrolysis?
Arbutin
88
The alkaloid obtained from ergot which
is used to relieve or treat migraine.
Ergotamine
89
Identify the type of chemical reaction
in the conversion of glyceraldehyde-3-
phosphate to 1,3-bis-phosphoglycerate.
Reduction-oxidation
90
Identify the type of chemical reaction
in the conversion of fructose-1,6-bis-
phosphate to glyceraldehyde-3-P and
dihydroxyacetone phosphate.
Aldol cleavage
91
Identify the end product of glycolysis.
Pyruvate
92
Select the plant used as an antidiabetic.
Banaba
93
Identify the biological source of
Paclitaxel.
Taxus brevifolia
94
Quisqualis indica
Niyog-niyogan
95
Cassia alata
Akapulko
96
The first growth hormone to be
discovered; found in human urine, it is
also abundant in growing stems and
roots of plants; it promotes flowering in
plants and stem elongation towards the
sun.
Auxin
97
It exists in areas where rapid cell
division take place, such as in apical
meristems. This plant hormone also
delays leaf senescence.
Cytokinins
98
A plant hormone that induces
dormancy in seeds and helps seeds
withstand unfavorable growth factors,
such as during winter or drought
A.
Abscissic acid
99
Gaseous hormone that hastens fruit
ripening and increases root growth and
root hair formations, thereby increasing
their absorption surface area.
Ethylene
100
Oil tubes found in plants under
Apiaceae that contain volatile oil
Vittae