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- Question
Who among the following coined the term Biotechnology?
Options- A. Karl Ereky
- B. James Clarke
- C. Paul Terasaky
- D. Clarke and Sommer
- Correct Answer
- Karl Ereky
- 1. An example of mosaic antigen is
Options- A. virus
- B. bacteria
- C. a hapten
- D. protein Discuss
- 2. Somaclonal variation method refers to
Options- A. heritable changes
- B. genetic isolation
- C. small number of species having limited commercial potential
- D. large number of plant cells Discuss
- 3. Which of the following metabolites are implicated in stress tolerance?
Options- A. Proline
- B. Betaines
- C. Both (a) and (b)
- D. Citrate Discuss
- 4. Which phase of mitosis is associated with separation of chromatids?
Options- A. Prophase
- B. Metaphase
- C. Anaphase
- D. Telophase Discuss
- 5. 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
- 6. Which of these established cell lines originate from a mouse embryo?
Options- A. 3T3
- B. BHK
- C. HeLa
- D. BTK Discuss
- 7. 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
- 8. How many chromosomes are there in the budding yeast (S. cerevisiae)?
Options- A. 16
- B. 17
- C. 18
- D. 20 Discuss
- 9. Both plant and animal cell possess
Options- A. cell walls
- B. mitochondria
- C. central vacuoles
- D. chloroplast Discuss
- 10. The spindle forms in the
Options- A. G1 phase
- B. G2 phase
- C. M phase
- D. S phase Discuss
More questions
Correct Answer: virus
Correct Answer: heritable changes
Correct Answer: Both (a) and (b)
Correct Answer: Anaphase
Correct Answer: 5
Correct Answer: 3T3
Correct Answer: COS cell line
Correct Answer: 16
Correct Answer: mitochondria
Correct Answer: M phase
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