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NTRUHS MBBS Biochemistry April 2023 (15A03101 SET-C CBME)

15A03101Dr. NTR University of Health Sciences · Biochemistry · 2023 · April · CBME

Questions (20)

  1. 1.The amino acid found in protein structure a. Arginine b. Proline c. Histidine d. Lysine
    1 Mark
  2. 2.Non protein amino acid is a. Ornithine b. Homocysteine c. Histamine d. All of them
    1 Mark
  3. 3.The following nitrogenous base not present in DNA structure a. Adenine b. Guanine c. Cytosine d. Uracil
    1 Mark
  4. 4.The bonds in protein structure that are not broken on denaturation a. Hydrogen bonds b. Peptide bonds c. lonic bonds d. Disulfide bonds
    1 Mark
  5. 5.Which is a sulfur containing essential amino acid a. Methionine b. Cysteine c. Cystine d. All of them
    1 Mark
  6. 6.The following coenzyme is a nucleotide a. FAD b. NAD+ c. CoASH d. All of them
    1 Mark
  7. 7.Iron in the mucosal cells binds with the protein a. Transferrin b. Ferritin c. Ceruloplasmin d. Hemosiderin
    1 Mark
  8. 8.Hemophilia A is due to the deficiency of clotting factor a. X b. V c. Vill d. Il
    1 Mark
  9. 9.The only route through which H+ ions are eliminated from the body a. Lungs b. Stomach c. Kidneys d. None of them
    1 Mark
  10. 10.Element that prevents the development of dental caries a. Fluorine b. Calcium c. Phosphorus d. Sodium
    1 Mark
  11. 11.The anion with highest concentration in the extracellular fluids is a. Cl- b. HCO3- c. HPO4- d. Protein
    1 Mark
  12. 12.Fight, fright and flight hormone is a. Thyroxine b. Aldosterone c. Epinephrine d. ADH
    1 Mark
  13. 13.Mitochondrial DNA is inherited from a. Mother only b. Father only c. Both of them d. Either mother or father
    1 Mark
  14. 14.The anion gap refers to the unmeasured plasma anion concentration (in the laboratory) and is represented by a. Proteins and organic acids b. Phosphate and sulfate c. Urate d. All of them
    1 Mark
  15. 15.Methylation of DNA results in a. Recruiting proteins involved in gene repression b. Inactivation of genes c. No effect on genes d. Inactivation of protein motifs
    1 Mark
  16. 16.Enzyme that removes RNA primer during DNA replication is a. Primase b. DNA polymerase c. DNA polymerase II d. Ligase
    1 Mark
  17. 17.As per WHO criteria, a person is said to be diabetic in oral glucose tolerance test (GTT) a. Fasting blood glucose exceeds 126 mg/dl, and 2 hours after OGTT goes beyond 200 mg/dl b. Fasting blood glucose exceeds 86 mg/dl, and 2 hours after OGTT goes beyond 100 mg/dl c. Fasting blood glucose exceeds 76 mg/dl, and 2 hours after OGTT goes beyond 92 mg/dl d. None of the above
    1 Mark
  18. 18.Carcinoembryonic antigen produced by the embryonic tissue of a. Liver b. Gut c. Pancreas d. All of the above
    1 Mark
  19. 19.Tetany is associated with the following condition a. Hypocalcemia b. Hypercalcemia c. Hyperparathyroidism d. Renal rickets
    1 Mark
  20. 20.HbAic reflects the mean blood glucose level over months period prior to its measurement a. 2 b. 3 c. 4 d. 6
    1 Mark

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