MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Vector Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
pBR 322 has/have which of the following selection marker(s)? |
| A. | Ampr |
| B. | Tetr |
| C. | Both (a) and (b) |
| D. | Kanr |
| Answer» D. Kanr | |
| 2. |
With liposome mediated transformation, frequencies of ________ transformants per cell can be obtained. |
| A. | 106 |
| B. | 100 |
| C. | 1000 |
| D. | 107 |
| Answer» E. | |
| 3. |
With polyethylene glycol-mediated transformation _______ efficiencies can be obtained. |
| A. | Lower |
| B. | Higher |
| C. | Medium |
| D. | Very high |
| Answer» C. Medium | |
| 4. |
Electroporation efficiency in archae is approximately ______ transformants per cell. |
| A. | 1 |
| B. | 10 |
| C. | 100 |
| D. | 1000 |
| Answer» D. 1000 | |
| 5. |
Efficiency with electroporation in Archae is _________ |
| A. | Low |
| B. | High |
| C. | Imponderable |
| D. | Medium |
| Answer» B. High | |
| 6. |
EFFICIENCY_WITH_ELECTROPORATION_IN_ARCHAE_IS__________?$ |
| A. | Low |
| B. | High |
| C. | Imponderable |
| D. | Medium |
| Answer» B. High | |
| 7. |
With polyethylene glycol-mediated transformation _______ efficiencies can be obtained.$ |
| A. | Lower |
| B. | Higher |
| C. | Medium |
| D. | Very high |
| Answer» C. Medium | |
| 8. |
Electroporation_efficiency_in_archae_is_approximately________transformants_per_cell.$ |
| A. | 1 |
| B. | 10 |
| C. | 100 |
| D. | 1000 |
| Answer» D. 1000 | |
| 9. |
How many reporter genes for expression studies in Archae have been developed? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 10. |
Most of the ________ for cloning in Archae are based on antibiotic resistance. |
| A. | Genes |
| B. | Inducers |
| C. | Selectable markers |
| D. | Vectors |
| Answer» D. Vectors | |
| 11. |
Which is an alternative method for ethylene glycol-mediated transformation? |
| A. | Liposome mediated |
| B. | Galactose mediated |
| C. | Ampicillin mediated |
| D. | Ninhydrin mediated |
| Answer» B. Galactose mediated | |
| 12. |
With_liposome_mediated_transformation,_frequencies_of__________transformants_per_cell_can_be_obtained. |
| A. | 10<sup>6</sup> |
| B. | 100 |
| C. | 1000 |
| D. | 10<sup>7</sup> |
| Answer» E. | |
| 13. |
Which is the only method of getting DNA into the Archae cells? |
| A. | Transformation |
| B. | Transfection |
| C. | Conjugation |
| D. | Electroporation |
| Answer» E. | |
| 14. |
Progress of gene cloning in Archae is __________ the Eubacteria. |
| A. | Lagging behind |
| B. | Ahead of |
| C. | Slower |
| D. | Faster |
| Answer» B. Ahead of | |
| 15. |
Archae exhibit interesting _________ properties. |
| A. | Chemical |
| B. | Physical |
| C. | Physiological |
| D. | Hereditary |
| Answer» D. Hereditary | |
| 16. |
Anaerobic methanogens live in rumen of ___________ |
| A. | Carnivores |
| B. | Herbivores |
| C. | Scavengers |
| D. | Archae |
| Answer» C. Scavengers | |
| 17. |
The prokaryotic organisms thriving in extreme environments belong to the domain _____________ |
| A. | Eukarya |
| B. | Bacteria |
| C. | Archae |
| D. | Eubacteria |
| Answer» D. Eubacteria | |
| 18. |
What is the minimum number of major groups found in Archae? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 19. |
Eubacteria is the other name for Eukaryotes. |
| A. | True |
| B. | False |
| Answer» C. | |
| 20. |
Organisms are divided into how many domains? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |