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MCQs

Total Questions : 101 | Page 2 of 11 pages
Question 11. The anti-viral proteins that are produced by virus-infected cells are called
  1.    interferon
  2.    Thymosin
  3.    beta-endorphin
  4.    urokinase
 Discuss Question
Answer: Option A. -> interferon
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 12. The production of different products by using the mass culture of microorganisms is classified as
  1.    bacillus production
  2.    reproduction
  3.    fermentation
  4.    pollination
 Discuss Question
Answer: Option C. -> fermentation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 13. Fermentation of powder is done by
  1.    bacteria
  2.    virus
  3.    yeast
  4.    rhizome
 Discuss Question
Answer: Option C. -> yeast
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 14. A vector is used to
  1.    transfer a gene
  2.    copy a gene
  3.    produce a gene
  4.    remove a gene
 Discuss Question
Answer: Option A. -> transfer a gene
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 15. Recombinant DNA is a combination of the gene of interest and
  1.    growth
  2.    vector DNA
  3.    vector plasmid
  4.    chromosome
 Discuss Question
Answer: Option B. -> vector DNA
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 16. In 1977 an E.coli was created to synthesize the
  1.    animal growth hormone
  2.    plant growth hormone
  3.    human growth hormone
  4.    human reproductive hormone
 Discuss Question
Answer: Option C. -> human growth hormone
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 17. Ligase belongs to which category of enzymes?
  1.    breaking enzyme
  2.    joining enzyme
  3.    releasing enzyme
  4.    removing enzyme
 Discuss Question
Answer: Option B. -> joining enzyme
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 18. The pyruvic acid in alcoholic fermentation reduced to acetaldehyde which further reduced into
  1.    carbon dioxide
  2.    methanol
  3.    ethanol
  4.    methane
 Discuss Question
Answer: Option C. -> ethanol
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 19. The last step of genetic engineering is
  1.    isolation of gene interest
  2.    insertion of gene into vector
  3.    transfer of recombinant DNA
  4.    expression of gene
 Discuss Question
Answer: Option D. -> expression of gene
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 20. During glycolysis, the glucose molecule is broken into
  1.    one pyruvic acid
  2.    two pyruvic acid
  3.    three pyruvic acid
  4.    four pyruvic acid
 Discuss Question
Answer: Option B. -> two pyruvic acid
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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