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- Question
The success of embryo transplantation depends upon the ability to obtain an increased number of embryos from animals of superior genetic merit, which can be achieved by the use of
Options- A. exogenous gonadatrophic hormones
- B. endogenous gonadatrophic hormones
- C. both (a) and (b)
- D. FSH (Follicle Stimulating Hormone)
- Correct Answer
- exogenous gonadatrophic hormones
- 1. Recombinant vaccine for HBV was produced by cloning viral genes in
Options- A. plasmids
- B. cosmids
- C. autonomously replicating plasmid of yeast
- D. phagemids Discuss
- 2. Which method of plant propagation involves the use of girdling?
Options- A. Grafting
- B. Cuttings
- C. Layering
- D. Micropropagation Discuss
- 3. Which of the following gene detoxifies herbicide phosphinothricin?
Options- A. Nitrilase
- B. Glutathione S-transferase (GST)
- C. Phosphinothricin acetyl transferase
- D. All of these Discuss
- 4. Enzymes that recognize and cleave specific 4 to 8 base pair sequences of DNA are
Options- A. DNA ligase
- B. helicases
- C. restriction endonucleases
- D. DNA gyrase Discuss
- 5. Maximum insert size in case of adenovirus vectors is
Options- A. 6-8 kb
- B. 4-6 kb
- C. 10-12 kb
- D. 20 kb Discuss
- 6. Sake is
Options- A. rice beer or wine of India
- B. wheat beer or wine
- C. barley beer or wine
- D. rice beer or wine of Japan Discuss
- 7. What are the macronutrients used in plant cell culture medium?
Options- A. N, P, K, S, Na
- B. N, P, K, Ca, Cl
- C. N, P, K, S, Ca
- D. N, P, Ca, Na, Cl Discuss
- 8. TC cells are important in controlling
Options- A. virus infections
- B. allergy
- C. autoimmunity
- D. all of these Discuss
- 9. Antibiotics are typically produced in fed batch reactors because
Options- A. antibiotic yields are generally higher when cells enter the stationary phase
- B. the precursors are often toxic to the cells
- C. antibiotic yields are generally higher when cell growth slows
- D. All of the above Discuss
- 10. Vectors are
Options- A. molecules that degrade nucleic acids
- B. molecules that help in replication
- C. molecules that are able to covalently bond to and carry foreign DNA into cells
- D. molecules that protect host cells from invasion by foreign DNA Discuss
More questions
Correct Answer: autonomously replicating plasmid of yeast
Correct Answer: Layering
Correct Answer: Phosphinothricin acetyl transferase
Correct Answer: restriction endonucleases
Correct Answer: 6-8 kb
Correct Answer: rice beer or wine of Japan
Correct Answer: N, P, K, S, Ca
Correct Answer: all of these
Correct Answer: All of the above
Correct Answer: molecules that are able to covalently bond to and carry foreign DNA into cells
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