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MCQs

Total Questions : 139 | Page 14 of 14 pages
Question 131. A non-codingRNA is not translated into
  1.    DNA
  2.    vitamins
  3.    proteins
  4.    tRNA
 Discuss Question
Answer: Option C. -> proteins
Answer: (c).proteins
Question 132. DNA technology includes
  1.    Cloning
  2.    Recombinant DNA
  3.    Fingerprinting
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
Answer: (d).all of above
Question 133. Harms DNA technology can create include
  1.    experimental abuse on human subjects
  2.    creation of pathogens
  3.    both a and b
  4.    none of above
 Discuss Question
Answer: Option C. -> both a and b
Answer: (c).both a and b
Question 134. The number of non-coding RNAs within human genome is
  1.    50
  2.    100
  3.    unknown
  4.    200
 Discuss Question
Answer: Option C. -> unknown
Answer: (c).unknown
Question 135. Chloroplasts have been hypothesized to be driven from which of following bacteria?
  1.    spirochetes
  2.    cyanobacteria
  3.    treponema pallidum
  4.    salmonella
 Discuss Question
Answer: Option B. -> cyanobacteria
Answer: (b).cyanobacteria
Question 136. Which of following bacteria are only bacteria known to lack cell walls?
  1.    Borrelia burgdorferi
  2.    Leptospira
  3.    oscillatoria
  4.    mycoplasmas
 Discuss Question
Answer: Option D. -> mycoplasmas
Answer: (d).mycoplasmas
Question 137. Parasites that cause disease are called
  1.    hosts
  2.    symbiont
  3.    pathogens
  4.    bacteria
 Discuss Question
Answer: Option C. -> pathogens
Answer: (c).pathogens
Question 138. Rubrivivax bacteria belong to which of following subgroups of proteobacteria?
  1.    alpha
  2.    beta
  3.    gamma
  4.    epsilon
 Discuss Question
Answer: Option B. -> beta
Answer: (b).beta
Question 139. A handful of soil can contain an estimate of about how many prokaryotic species?
  1.    10000
  2.    100
  3.    1000
  4.    200
 Discuss Question
Answer: Option A. -> 10000
Answer: (a).10000

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