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MCQs

Total Questions : 76 | Page 2 of 8 pages
Question 11. Fibroin is rich in ________
  1.    Alanine and Glycine
  2.    Alanine
  3.    Glycine
  4.    Pro
 Discuss Question
Answer: Option A. -> Alanine and Glycine
Answer: (a).Alanine and Glycine
Question 12. Which of the following does not possess a quaternary structure?
  1.    Myoglobin
  2.    Lactate dehydrogenase
  3.    Immunoglobin M
  4.    Creatine Phospho Kinase
 Discuss Question
Answer: Option A. -> Myoglobin
Answer: (a).Myoglobin
Question 13. Which of the following is first determined as oligomer?
  1.    Myoglobin
  2.    Collagen
  3.    Keratin
  4.    Hemoglobin
 Discuss Question
Answer: Option D. -> Hemoglobin
Answer: (d).Hemoglobin
Question 14. Which of the following is abundantly found in collagen?
  1.    Glycine
  2.    Serine
  3.    Alanine
  4.    Tryptophan
 Discuss Question
Answer: Option A. -> Glycine
Answer: (a).Glycine
Question 15. Which of the following bonds are not involved in tertiary type of protein structure?
  1.    Disulfide bond
  2.    Hydrogen bonding
  3.    Salt bridges
  4.    Hydrophilic interactions
 Discuss Question
Answer: Option D. -> Hydrophilic interactions
Answer: (d).Hydrophilic interactions
Question 16. Which of the following forces is favorable for protein folding?
  1.    Hydrophobic interactions
  2.    Hydrogen bonding
  3.    Vander Waals forces
  4.    Ionic bonding
 Discuss Question
Answer: Option A. -> Hydrophobic interactions
Answer: (a).Hydrophobic interactions
Question 17. A process by which a protein structure assumes its functional shape or conformation is?
  1.    Denaturing
  2.    Folding
  3.    Synthesis
  4.    Hydrolysis
 Discuss Question
Answer: Option B. -> Folding
Answer: (b).Folding
Question 18. Process of folding does not depend on ____________
  1.    Concentration of salts
  2.    pH
  3.    Solute
  4.    Solvent
 Discuss Question
Answer: Option C. -> Solute
Answer: (c).Solute
Question 19. Which of the following is a function of chaperone protein?
  1.    It degrades proteins that have folded improperly
  2.    It provide a template for how the proteins should fold
  3.    It rescues proteins that have folded improperly and allows them to refold properly
  4.    It degrades proteins that have folded properly
 Discuss Question
Answer: Option C. -> It rescues proteins that have folded improperly and allows them to refold properly
Answer: (c).It rescues proteins that have folded improperly and allows them to refold properly
Question 20. Which of the following cannot denature a protein?
  1.    Iodoacetic acid
  2.    SDS detergent
  3.    Urea
  4.    Heating to 90°C
 Discuss Question
Answer: Option A. -> Iodoacetic acid
Answer: (a).Iodoacetic acid

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