Animal Biotechnology MCQs | Page - 1

Dear candidates you will find MCQ questions of Animal Biotechnology here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

Q. What is the primary purpose of neomycin in creating mice with knockouts in gene X?

  • (A) Neomycin selects for the survival of embryonic stem cells (ES) that have incorporated the mutant gene X anywhere in the genome
  • (B) Neomycin selects for the survival of ES cell that have incorporated the mutant gene in the place of the wild-type gene
  • (C) Neomycin prevents Candida infection during ES cell culture that does not have gene X
  • (D) Neomycin makes the gene X knock-out mice resistant to Candida infection
💬 Discuss
✅ Correct Answer: (A) Neomycin selects for the survival of embryonic stem cells (ES) that have incorporated the mutant gene X anywhere in the genome

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. The growth medium for mammalian cells contains serum. One of the major functions of serum is to stimulate cell growth and attachment. However, it must be filter sterilized to

  • (A) Remove large proteins
  • (B) Remove collagen only
  • (C) Remove mycoplasma and microorganisms
  • (D) Remove foaming agents
💬 Discuss
✅ Correct Answer: (C) Remove mycoplasma and microorganisms

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. During the media preparation for cultivation of cells, insoluble precipitates of calcium phosphates are often formed, identify which method can be adopted to avoid this problem?

  • (A) Hold the pH at 5.6
  • (B) Hold the pH at 7.5
  • (C) Add calcium salt first and then phosphate source
  • (D) None of the above
💬 Discuss
✅ Correct Answer: (D) None of the above

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. To create a transgenic organism:

  • (A) Introduce foreign DNA into a gamete or fertilized ovum
  • (B) Inject a gene of interest into a somatic cell
  • (C) Inject a gene of interest into several somatic cells
  • (D) Introduce foreign DNA into somatic cells in culture and transplant them
💬 Discuss
✅ Correct Answer: (A) Introduce foreign DNA into a gamete or fertilized ovum

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. When scientists make an animal superior by view of genotype, introducing some foreign genes in it, the phenomenon is called

  • (A) Tissue culture
  • (B) Biotechnology
  • (C) Genetic engineering
  • (D) Immunisation
💬 Discuss
✅ Correct Answer: (C) Genetic engineering

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. The following culture systems are used for growing large amount of anchorage dependent animal cells except

  • (A) Roller bottle
  • (B) Airlift fermenter
  • (C) Hollow fiber reactor
  • (D) Microcarriers
💬 Discuss
✅ Correct Answer: (B) Airlift fermenter

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. Which of the following promotes glucose and amino acid uptake by muscle?

  • (A) Adrenaline
  • (B) Insulin
  • (C) Glucagon
  • (D) Cortisol
💬 Discuss
✅ Correct Answer: (B) Insulin

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. Mitochondrial DNA is replicated from

  • (A) A single ori site bidirectionally
  • (B) Two different ori sites in the same direction
  • (C) Two different ori sites at different times in opposite directions
  • (D) Many sites bidirectionally, like nuclear chromosomes
💬 Discuss
✅ Correct Answer: (C) Two different ori sites at different times in opposite directions

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. The sarcoplasmic reticulum in muscle cells acts as a

  • (A) Store of digestive enzymes
  • (B) Store of sodium ions
  • (C) Store of lipid
  • (D) Store of calcium ions
💬 Discuss
✅ Correct Answer: (D) Store of calcium ions

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

Q. A molecule that consists of a piece of DNA from one organism, combined with the DNA from a member of another species is called

  • (A) Restricted DNA
  • (B) Recombinant DNA
  • (C) Transgenic DNA
  • (D) Bioengineered DNA
💬 Discuss
✅ Correct Answer: (B) Recombinant DNA

Published by Mr. Dubey ⭐ 104.82K Points at 14-Jun-2020 11:59 am in Animal Biotechnology

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