MCQ NO 1247 | GPAT 2010
An isosteric replacement for carboxylic acid group is
An isosteric replacement for carboxylic acid group is
Anonymous Quiz
17%
(a) Pyrrole
44%
(b) Isoxazole
26%
(c) Phenol
13%
(d) Tetrazole
MCQ NO 1248 | GPAT 2010
The given antibiotic is an example of ansamycins
The given antibiotic is an example of ansamycins
Anonymous Quiz
17%
(a) Roxythromycin
26%
(b) Adriamycin
25%
(c) Aureomycin
31%
(d) Rifamycin
MCQ NO 1248 | GPAT 2010
For glyburide, all of the following metabolic reactions are logical EXCEPT
For glyburide, all of the following metabolic reactions are logical EXCEPT
Anonymous Quiz
20%
(a) O-demethylation
26%
(b) Aromatic oxidation
39%
(c) Benzylic hydroxylation
15%
(d) Amide hydrolysis
MCQ NO 1250 | GPAT 2010
Ethambutol molecule has
Ethambutol molecule has
Anonymous Quiz
21%
(a) Two chiral centers and 3 stereoisomers
45%
(b) Two chiral centers and 4 stereoisomers
26%
(c) Two chiral centers and 2 stereoisomers
7%
(d) One chiral center and 2 stereoisomers
MCQ NO 1251 | NIPER 2019
Factor VIII deficiency causes :
Factor VIII deficiency causes :
Anonymous Quiz
35%
Haemophilia A
31%
Haemophilia B
21%
Haemophilia C
14%
Von wilebrand disease
MCQ NO 1252 | NIPER 2019
Which enzyme convert cAMP to AMP ?
Which enzyme convert cAMP to AMP ?
Anonymous Quiz
49%
Adenylate cyclase
20%
Adenylate kinase
20%
Phosphodiesterase
11%
ATPase
MCQ NO 1253 | NIPER 2019
Which of the following has 21 carbons ?
Which of the following has 21 carbons ?
Anonymous Quiz
28%
Cholesterol
40%
Pregnenolone
23%
Testosterone
9%
Estrone
MCQ NO 1254 | NIPER 2019
Interleukins are mainly synthesized by.............
Interleukins are mainly synthesized by.............
Anonymous Quiz
48%
Lymphocyte
20%
Erythrocyte
21%
Granulocyte
11%
Thrombocyte
MCQ NO 1255 | NIPER 2019
Bancroft's rule is applied for which formulation ?
Bancroft's rule is applied for which formulation ?
Anonymous Quiz
24%
Suspension
45%
Emulsion
12%
Solution
19%
Micelles
MCQ NO 1256 | GPAT 2010
X-ray crystallographic analysis of an optically active compound determines its
X-ray crystallographic analysis of an optically active compound determines its
Anonymous Quiz
45%
(a) Optical rotatory dispersive power
29%
(b) Absolute configuration
15%
(c) Relative configuration
12%
(d) Optical purity
MCQ NO 1257| GPAT 2010
Aminotransferases usually require the following for their activity
Aminotransferases usually require the following for their activity
Anonymous Quiz
13%
(a) Niacinamide
26%
(b) Vitamin B12
51%
(c) Pyridoxal phosphate
11%
(d) Thiamine
MCQ NO 1258 | GPAT 2010
Purity of water can be assessed by determining one of its following propertiesinstrumentally
Purity of water can be assessed by determining one of its following propertiesinstrumentally
Anonymous Quiz
22%
(a) pH
26%
(b) Refractivity
14%
(c) Viscosity
39%
(d) Conductivity
MCQ NO 1259 | GPAT 2010
Which one of the following statements is WRONG
Which one of the following statements is WRONG
Anonymous Quiz
18%
(a) Carbon NMR is less sensitive than proton NMR
23%
(b) 12C nucleus is not magnetically active
39%
(c) Both 13C and 1H have same spin quantum numbers
20%
(d) The gyromagnetic ratio of 1H is lesser than that of 12C
MCQ NO 1260 | GPAT 2010
In the TCA cycle, at which of the following enzyme-catalyzed steps, incorporation ofelements of water into an intermediate of the cycle takes place
In the TCA cycle, at which of the following enzyme-catalyzed steps, incorporation ofelements of water into an intermediate of the cycle takes place
Anonymous Quiz
15%
(a) Citrate synthase
28%
(b) Aconitase
33%
(c) Maleate dehydrogenase
24%
(d) Succinyl Co-A synthase
MCQ NO 1261 | Pharmacology
Characteristics of epinephrine include all of the following EXCEPT:
Characteristics of epinephrine include all of the following EXCEPT:
Anonymous Quiz
21%
It is transported in the blood to target tissues
36%
It is synthesized into the nerve ending
26%
is synthesized into the adrenal medulla
17%
It directly interacts and activates adrenoreceptors
MCQ NO 1262 | Pharmacology
Which of the following sympathomimetics acts indirectly?
Which of the following sympathomimetics acts indirectly?
Anonymous Quiz
26%
Norepinephrine
35%
Ephedrine
15%
Epinephrine
24%
Methoxamine
MCQ NO 1263 | Pharmacology
Which of the following effects is related to direct beta1-adrenoreceptor stimulation?
Which of the following effects is related to direct beta1-adrenoreceptor stimulation?
Anonymous Quiz
26%
Vasodilatation
38%
Tachycardia
27%
Bronchodilation
9%
Bradycardia
MCQ NO 1264 | Pharmacology
Catecholamine includes following EXCEPT:
Catecholamine includes following EXCEPT:
Anonymous Quiz
29%
Isoprenaline
18%
Epinephrine
43%
Ephedrine
10%
Norepinephrine
MCQ NO 1265 | Pharmacology
The effects of sympathomimetics on blood pressure are associated with their effects on:
The effects of sympathomimetics on blood pressure are associated with their effects on:
Anonymous Quiz
13%
peripheral resistance
13%
heart
8%
venous return
66%
All of the above
MCQ NO 1266 | pharmacognsy
Reserpine is derived from
Reserpine is derived from
Anonymous Quiz
12%
(a) Squalene
13%
(b) Homoserine
68%
(c) Tryptophan and tryptamine
7%
(d) Asparazine