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Home ‣ Biotechnology ‣ Vectors Uses for Animal Cell Culture See What Others Are Saying!
- Question
In case of Baculoviruses, the foreign gene
Options- A. is inserted downstream of polyhedrin promoter
- B. is inserted downstream of viral origin of replication
- C. is inserted between the polyhedrin promoter and downstream sequences
- D. is inserted randomly in viral genome
- Correct Answer
- is inserted between the polyhedrin promoter and downstream sequences
- 1. DNA is microinfected into the fertilized egg
Options- A. after the fusion of male and female nuclei
- B. before the fusion of male and female nuclei
- C. at the time of fusion of male and female nuclei
- D. any time, it can be infected Discuss
- 2. Inundation involves use of a/an
Options- A. large number of organisms over a short time to suppress/destroy a population
- B. organism over a short time to suppress/destroy a population
- C. large number of organisms over a long time to suppress/destroy a population
- D. organism over a long time to suppress/destroy a population Discuss
- 3. Which of the following growth regulator is used to stimulate embryo or shoot development?
Options- A. Auxins
- B. Cytokinins
- C. Gibberellins
- D. Brassinosteroids Discuss
- 4. Which of the following statements about mitosis is incorrect?
Options- A. The daughter nuclei are genetically identical to the parent nucleus
- B. Chromosomes separate during anaphase due to the interaction of polar microtubules from opposite poles pushing against each other
- C. Chromosomes separate during anaphase when the kinetochore microtubules shorten as they depolymerize
- D. Chromosomes move to the metaphase plate using motor proteins, a kind of kinesin, attached to spindle fibers Discuss
- 5. The approach (s), which is/are currently followed to produce human monoclonal antibodies, is/are known as
Options- A. transformation of antigen specific B lymphocytes (EBV)
- B. hybridization of 6-thioguanine-resistant human plasmacytoma with immune human lymphocytes
- C. combination of EB Vand hybridoma techniques
- D. all of these Discuss
- 6. Klinefelter syndrome is a manifestation of which chromosome aneuploidy?
Options- A. XXX
- B. XYY
- C. XXY
- D. None of these Discuss
- 7. The term homologous chromosomes
Options- A. refers to replications of the same chromosome
- B. is another name for sister chromatids
- C. must be haploid
- D. means a pair of chromosomes of the same kind, such as sex chromosomes Discuss
- 8. A cell without cell wall is called
Options- A. apoplast
- B. protoplast
- C. symplast
- D. none of these Discuss
- 9. A map of chromosomes that utilizes cloned and sequenced DNA fragments rather than genetic markers is known as
Options- A. a physical map
- B. a genetic map
- C. a cloning map
- D. none of these Discuss
- 10. Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions?
Options- A. Nurse medium
- B. Nurse or feeder culture
- C. Both (a) and (b)
- D. None of these Discuss
More questions
Correct Answer: before the fusion of male and female nuclei
Correct Answer: large number of organisms over a short time to suppress/destroy a population
Correct Answer: Gibberellins
Correct Answer: Chromosomes separate during anaphase due to the interaction of polar microtubules from opposite poles pushing against each other
Correct Answer: all of these
Correct Answer: XXY
Correct Answer: means a pair of chromosomes of the same kind, such as sex chromosomes
Correct Answer: protoplast
Correct Answer: a physical map
Correct Answer: Both (a) and (b)
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