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MCQs

Total Questions : 133 | Page 12 of 14 pages
Question 111. Which of the following is a component of the coenzyme A?
  1.    Retinol
  2.    Pantothenic acid
  3.    Pyridoxine
  4.    Retinoic acid
 Discuss Question
Answer: Option B. -> Pantothenic acid
Answer: (b).Pantothenic acid
Question 112. Name the disease caused by the deficiency of Niacin?
  1.    Pellagra
  2.    Rickets
  3.    Scurvy
  4.    Pernicious anemia
 Discuss Question
Answer: Option A. -> Pellagra
Answer: (a).Pellagra
Question 113. Which of the following vitamin is also known as cobalamin?
  1.    Vitamin B11
  2.    Vitamin B12
  3.    Vitamin B6
  4.    Vitamin B2
 Discuss Question
Answer: Option B. -> Vitamin B12
Answer: (b).Vitamin B12
Question 114. Name the amino acid, which exists in two non-superimposable mirror images of each other.
  1.    Epimer
  2.    Anomer
  3.    Enantiomer
  4.    Chiral carbon
 Discuss Question
Answer: Option C. -> Enantiomer
Answer: (c).Enantiomer
Question 115. What is the maximum wavelength that Tryptophan and tyrosine absorb?
  1.    280nm
  2.    260nm
  3.    257nm
  4.    230nm
 Discuss Question
Answer: Option A. -> 280nm
Answer: (a).280nm
Question 116. How is the secondary structure of a protein stabilized?
  1.    Van der wall forces
  2.    Hydrogen bonding
  3.    Covalent bond
  4.    Hydrophobic bond
 Discuss Question
Answer: Option B. -> Hydrogen bonding
Answer: (b).Hydrogen bonding
Question 117. Which of these are rare amino acid in a protein?
  1.    Leucine and serine
  2.    Lysine and glutamic acid
  3.    Tryptophan and methionine
  4.    Leucine and lysine
 Discuss Question
Answer: Option C. -> Tryptophan and methionine
Answer: (c).Tryptophan and methionine
Question 118. In which amino acid Imidazole group, an aromatic ring found?
  1.    Lysine
  2.    Arginine
  3.    Histidine
  4.    Glutamate
 Discuss Question
Answer: Option C. -> Histidine
Answer: (c).Histidine
Question 119. Which of the following equation shows the relationship between free energy change (∆G) and the change in entropy (∆S), under constant temperature and pressure?
  1.    ∆G = T∆H – ∆S
  2.    ∆G = T∆H/∆S
  3.    ∆G = ∆H/T∆S
  4.    ∆G = ∆H – T∆S
 Discuss Question
Answer: Option D. -> ∆G = ∆H – T∆S
Answer: (d).∆G = ∆H – T∆S
Question 120. What is the value of ∆G, when a system is in equilibrium?
  1.    ∆G = 0
  2.    ∆G = 1
  3.    ∆G = -1
  4.    ∆G = ∆G֯
 Discuss Question
Answer: Option A. -> ∆G = 0
Answer: (a).∆G = 0

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