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MCQs

Total Questions : 107 | Page 11 of 11 pages
Question 101. . The most stabilizing force for nucleic acids is
  1.    hydrogen bonds
  2.    electrostatic bond
  3.    Van der Waals
  4.    conformational entropy
 Discuss Question
Answer: Option C. -> Van der Waals
Question 102. . A five carbon sugar lacking a hydrogen at the number 2 carbon is found in
  1.    DNA
  2.    RNA
  3.    mRNA
  4.    rDNA
 Discuss Question
Answer: Option A. -> DNA
Question 103. . A purine with an amine (NH2) group on the 6th carbon is
  1.    adenine
  2.    cytosine
  3.    thymine
  4.    guanine
 Discuss Question
Answer: Option A. -> adenine
Question 104. . Which of the following is found on RNA but not DNA?
  1.    Uracil
  2.    Deoxyribose
  3.    Phosphate
  4.    Adenine
 Discuss Question
Answer: Option A. -> Uracil
Question 105. . Which of the following is a purine?
  1.    Cytosine
  2.    Adenine
  3.    Thymine
  4.    Uracil
 Discuss Question
Answer: Option B. -> Adenine
Question 106. . Which of the following is a purine?
  1.    Cytosine
  2.    Adenine
  3.    Thymine
  4.    Uracil
 Discuss Question
Answer: Option B. -> Adenine
Question 107. . Which of the following is found on RNA but not DNA?
  1.    Uracil
  2.    Deoxyribose
  3.    Phosphate
  4.    Adenine
 Discuss Question
Answer: Option A. -> Uracil

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