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MCQs

Total Questions : 310 | Page 5 of 31 pages
Question 41. Rotary motor of flagella is associated with _________
  1.    M ring
  2.    P ring
  3.    L ring
  4.    M and S ring
 Discuss Question
Answer: Option D. -> M and S ring
Answer: (d).M and S ring
Question 42. Passive diffusion requires the use of membrane transport proteins for the transport of solute molecules across the membrane.
  1.    True
  2.    False
  3.    May be
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 43. The entry of glycerol into the bacterial cells is by ____________
  1.    passive diffusion
  2.    facilitated diffusion
  3.    group translocation
  4.    active diffusion
 Discuss Question
Answer: Option B. -> facilitated diffusion
Answer: (b).facilitated diffusion
Question 44. Facilitated diffusion does not require metabolic energy.
  1.    True
  2.    False
  3.    May be
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 45. Porter or permease is located in the _______________
  1.    cytoplasmic membrane
  2.    cell membrane
  3.    nuclear membrane
  4.    outer membrane
 Discuss Question
Answer: Option A. -> cytoplasmic membrane
Answer: (a).cytoplasmic membrane
Question 46. The respiratory chain of bacteria is associated with the _____________
  1.    miitochondrial membrane
  2.    cytoplasmic membrane
  3.    cell wall
  4.    cytoplasm
 Discuss Question
Answer: Option B. -> cytoplasmic membrane
Answer: (b).cytoplasmic membrane
Question 47. The prosthetic group of a cytochrome contains how many iron atoms?
  1.    one
  2.    two
  3.    three
  4.    four
 Discuss Question
Answer: Option A. -> one
Answer: (a).one
Question 48. Glycolysis can occur in ___________
  1.    aerobic cells
  2.    anaerobic cells
  3.    both aerobic and anaerobic cells
  4.    neither aerobic and anaerobic cells
 Discuss Question
Answer: Option C. -> both aerobic and anaerobic cells
Answer: (c).both aerobic and anaerobic cells
Question 49. Among the following which can directly react with oxygen?
  1.    cytochrome c
  2.    cytochrome c1
  3.    cytochrome a
  4.    cytochrome a3
 Discuss Question
Answer: Option D. -> cytochrome a3
Answer: (d).cytochrome a3
Question 50. How many ATP molecules are formed for per molecule of FADH2 reoxidized?
  1.    3
  2.    1
  3.    2
  4.    4
 Discuss Question
Answer: Option C. -> 2
Answer: (c).2

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