Consider the following statements: Porphyrin ring is present in
-
haemoglobin
-
cytochrome
-
catalase
-
porphobilinogen
Which of these statements are correct?
-
1, 2 and 3
-
1 and 2
-
2 and 4
-
1, 3 and 4
Over half of the Potassium that appears in the urine of a patient, who has ingested some potassium salts, is derived from
-
Glomerular filtrate
-
Secretion by the distal tubule
-
Reabsorption in the proximal tubule
-
Secretion by the loop of Henle
Consider the following statements: Blood buffers are
-
bicarbonates
-
Haemoglobins
-
Na proteinate/protein
Which of the above statemtns are correct?
-
1, 2 and 3
-
1 and 2
-
2 and 3
-
1 and 3
Match list I with List II and select the correct answer:
List-I (Enzymes) | List-II (Prosthetic group) |
|
|
- A
- B
- C
- D
-
- 3
- 4
- 2
- 5
-
- 5
- 3
- 2
- 1
-
- 3
- 2
- 4
- 5
-
- 5
- 4
- 3
- 1
Consider the following statements; Regulatory enzymes of Glycolysis are
-
Phospho fructokinase
-
Enolase
-
Pyruvate kinase
-
Aldolase
Which of the above statements are correct?
-
1, 2 and 3
-
1 and 4
-
2, 3 and 4
-
1 and 3
Starting from the 3 ‘end (acceptor arm) the correct sequence (towards 5’ end) of arms in tRNA is
-
pseudouridine arm, anticodons arm, variable arm, D arm
-
D arm, anticodons arm, variable arm, pseudouridine arm
-
Pseudouridine arm, variable arm, anticodons arm, D arm
-
D arm, variable arm, anticodons arm, pseudouridine arm
The rod receptor potential differs from other sensory receptors in that is shows
-
Depolarization
-
Decreased negativity
-
Increased conductance of Na
-
Hyperpolarization
Match list I (Types of receptor) with List II (Methods of action potential generation) and select the correct answer:
List-I | List-II |
|
|
- A
- B
- C
- D
-
- 3
- 5
- 2
- 1
-
- 5
- 3
- 1
- 4
-
- 5
- 3
- 2
- 1
-
- 3
- 5
- 1
- 4
Consider the following statemtns regarding hemolytic jaundice:
-
serum conjugated bilirubin is increased
-
serum unconjugated bilirubin in increased
-
serum urobilinogen is increased
-
urine urobilinogen is absent
Which of the above statements are correct?
-
1 and 3
-
2 and 4
-
2 and 3
-
1 and 4
Which one of the following is a substrate for ribonucleotide reductase in the synthesis of deoxyribonucleotide in humans?
-
ATP
-
GTP
-
TDP
-
UDP
The pyruvate utilization in tissues is decreased in
-
Pernicious anemia
-
Scurvy
-
Beriberi
-
Pellagra
The major sign of hypoventilation is
-
Hypoxia
-
cyanosis
-
Hypercapnia
-
Dyspnea
Glomus cells are present in
-
carotid body
-
aortic body
-
aortic arch
Select the correct answer using the codes given below:
-
1, 2 and 3
-
1 and 2
-
2 and 3
-
1 and 3
Which one of the following is associated with conjugated hyperbilirubinemia?
-
Lucey-Driscoll syndrome
-
Gilbert's syndrome
-
Rotor's syndrome
-
Criglar-Najjar syndrome
Which one of the following is an example of antioxidant endogenous enzyme?
-
Cytochrome oxidase
-
Superoxide dismutase
-
Creatine kinase
-
Xanthine oxidase