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MCQs

Total Questions : 88 | Page 2 of 9 pages
Question 11. The import cycle of cargo or molecule inside the nucleus requires the hydrolysis of ___
  1.    1 GTP
  2.    1 ATP
  3.    2 GTPs
  4.    3 GTPs
 Discuss Question
Answer: Option C. -> 2 GTPs
Answer: (c).2 GTPs
Question 12. Export of proteins with exportin CRM1 can be inhibited by ___________
  1.    Leptomycin A
  2.    Leptomycin B
  3.    Leptomycin D
  4.    Leptomycin H
 Discuss Question
Answer: Option B. -> Leptomycin B
Answer: (b).Leptomycin B
Question 13. Which of the following cellular RNA is not dependent on RanGTP during transport outside nucleus?
  1.    tRNA
  2.    rRNA
  3.    mRNA
  4.    snRNA
 Discuss Question
Answer: Option C. -> mRNA
Answer: (c).mRNA
Question 14. Which of the following molecules is present in the mitochondrion?
  1.    Acetyl CoA
  2.    Acetyl CoB
  3.    Acetylanase
  4.    Acetylcholine
 Discuss Question
Answer: Option A. -> Acetyl CoA
Answer: (a).Acetyl CoA
Question 15. Export of molecules from inside the nucleus to the cytoplasm needs hydrolysis ________
  1.    1 GTP
  2.    1 ATP
  3.    2 GTPs
  4.    3 GTPs
 Discuss Question
Answer: Option A. -> 1 GTP
Answer: (a).1 GTP
Question 16. How many reactions that occur in the TCA cycle transfer electrons from a substrate to an electron accepting enzyme?
  1.    1
  2.    2
  3.    3
  4.    4
 Discuss Question
Answer: Option D. -> 4
Answer: (d).4
Question 17. Which of the following is an important end product of disassembly of fatty acids?
  1.    Acetyl CoA
  2.    Succinate dehydrogenase
  3.    Pyruvate
  4.    DNA gyrase
 Discuss Question
Answer: Option A. -> Acetyl CoA
Answer: (a).Acetyl CoA
Question 18. Acetyl CoA is a _____________ carbon compound.
  1.    1
  2.    2
  3.    3
  4.    4
 Discuss Question
Answer: Option B. -> 2
Answer: (b).2
Question 19. Polysaccharides, fats and proteins break down into metabolites of __________________
  1.    Glycolysis
  2.    TCA cycle
  3.    RNA repair
  4.    Membrane synthesis
 Discuss Question
Answer: Option B. -> TCA cycle
Answer: (b).TCA cycle
Question 20. In the TCA cycle, which of the following combines with Acetyl CoA to form a 6 carbon compound?
  1.    oxaloacetate
  2.    glucose
  3.    pyruvate
  4.    thiamine
 Discuss Question
Answer: Option A. -> oxaloacetate
Answer: (a).oxaloacetate

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