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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. P1 cloning vector is the example of
Options- A. plasmid
- B. cosmid
- C. bacteriophage
- D. phagemid Discuss
- 2. What is the concentration of CO2 required for culturing animal cells?
Options- A. 2-5%
- B. 1-10%
- C. 10-15%
- D. 15-20% Discuss
- 3. The cohesion-tension theory of water movement helps to explain how water moves from soil into root?
Options- A. Through the phloem
- B. From leaf to root
- C. Through the xylem
- D. Into the guard cells Discuss
- 4. The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as
Options- A. redifferentiation
- B. dedifferentiation
- C. either (a) or (b)
- D. none of these Discuss
- 5. Integrated octopine T DNA occurs as
Options- A. single segment
- B. two segments
- C. three segments
- D. four segments Discuss
- 6. Crown gall tissue
Options- A. can be cultivated in vitro in absence of bacteria
- B. retains tumorous properties when cultivated
- C. both (a) and (b)
- D. shows tumorous properties only in presence of bacteria Discuss
- 7. Vir genes required for the T-DNA transfer and processing are located
Options- A. on the T-DNA
- B. outside the T-DNA region
- C. on the plant genome
- D. none of these Discuss
- 8. If two genes show 50% recombination
Options- A. they are on different chromosomes
- B. they are on same chromosome but far apart
- C. both (a) and (b)
- D. they are closely located on the same chromosome Discuss
- 9. Yeast episomal plasmids (YEp) were constructed using
Options- A. 2?m yeast plasmid, fragments of yeast nuclear DNA and E coli vector pMB 9
- B. 2?m yeast plasmid, fragments of yeast nuclear DNA and E coli vector pBR 322
- C. 12?m yeast plasmid and E coli vector pMB 9
- D. 12?m yeast plasmid and E coli vector pBR 322 Discuss
- 10. Bock beer is prepared from
Options- A. roasted germinated barley seeds
- B. rice
- C. wheat
- D. grapes Discuss
More questions
Correct Answer: bacteriophage
Correct Answer: 1-10%
Correct Answer: Through the xylem
Correct Answer: dedifferentiation
Correct Answer: two segments
Correct Answer: both (a) and (b)
Correct Answer: outside the T-DNA region
Correct Answer: both (a) and (b)
Correct Answer: 2?m yeast plasmid, fragments of yeast nuclear DNA and E coli vector pMB 9
Correct Answer: roasted germinated barley seeds
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