Discussion
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- Question
Protoplast fusion technique generally involves
Options- A. isolation only
- B. isolation and fusion
- C. isolation, fusion and culturing
- D. hybridization between two species
- Correct Answer
- isolation, fusion and culturing
- 1. What is the pH of the medium when molasses is used as substrate for the production of citric acid?
Options- A. 3
- B. 4
- C. 5
- D. 6 Discuss
- 2. Which of these established cell lines originate from a mouse embryo?
Options- A. 3T3
- B. BHK
- C. HeLa
- D. BTK Discuss
- 3. SV 40 vectors, in which early region replacements are carried out, require
Options- A. COS cell line
- B. SV 40 helper virus
- C. pBR 322 vector
- D. none of these Discuss
- 4. How many chromosomes are there in the budding yeast (S. cerevisiae)?
Options- A. 16
- B. 17
- C. 18
- D. 20 Discuss
- 5. Both plant and animal cell possess
Options- A. cell walls
- B. mitochondria
- C. central vacuoles
- D. chloroplast Discuss
- 6. The spindle forms in the
Options- A. G1 phase
- B. G2 phase
- C. M phase
- D. S phase Discuss
- 7. A plasmid used to introduce BT toxin into a plant cell
Options- A. carries an antibiotic resistance gene that makes the plant resistant to antibiotics
- B. causes the plant to produce opines
- C. is toxic for the plant cell
- D. carries a bacterial gene with a plant promoter Discuss
- 8. Tomatoes exhibiting delayed ripening express antisense RNA against
Options- A. glycerol 1 phosphate acyl transferase
- B. polygalactouranase
- C. ACC deaminase
- D. sucrose phosphate synthase gene Discuss
- 9. The cellular organelle associated with secretion is the
Options- A. golgi complex
- B. mitochondrion
- C. ribosome
- D. lysosome Discuss
- 10. Which of the following is used to check vortex and to improve aeration efficiency in a fermentor?
Options- A. Impeller
- B. Baffles
- C. Sparger
- D. All of these Discuss
More questions
Correct Answer: 5
Correct Answer: 3T3
Correct Answer: COS cell line
Correct Answer: 16
Correct Answer: mitochondria
Correct Answer: M phase
Correct Answer: carries a bacterial gene with a plant promoter
Correct Answer: ACC deaminase
Correct Answer: golgi complex
Correct Answer: Baffles
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