MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
HEPATITIS_C_VIRUS_DOES_NOT_INFECT_CULTURED_CELLS.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Fd-Adv Vectors contain no ___________$ |
| A. | Capsid |
| B. | Head |
| C. | Genes |
| D. | Origin |
| Answer» D. Origin | |
| 3. |
How can HCV infection be initiated in cultured cells?$ |
| A. | By increasing the genome size |
| B. | Splicing unnecessary genes |
| C. | Using hybrid vectors |
| D. | In vitro mutation |
| Answer» D. In vitro mutation | |
| 4. |
Retroviruses are acutely oncogenic because they carry particular genes that promote ___________ |
| A. | Cell division |
| B. | Cell proliferation |
| C. | Cell death |
| D. | Phagocytosis |
| Answer» B. Cell proliferation | |
| 5. |
HSV vectors are particularly suitable for gene therapy in ________ |
| A. | Nervous system |
| B. | Reproductive system |
| C. | Aesthetics |
| D. | Liver |
| Answer» B. Reproductive system | |
| 6. |
The Herpesviruses are _______________ |
| A. | Small double-stranded |
| B. | Large double-stranded |
| C. | Small single-stranded |
| D. | Large single-stranded |
| Answer» C. Small single-stranded | |
| 7. |
Other than delivering foreign genes into mammalian cells, Baculoviruses can also be used for the delivery of _________? |
| A. | Bacteria |
| B. | Other cells |
| C. | Recombinant molecules |
| D. | Viruses |
| Answer» E. | |
| 8. |
The target site for which transposon is present in a Bacmid? |
| A. | Tn2 |
| B. | Tn4 |
| C. | Tn7 |
| D. | Tn9 |
| Answer» D. Tn9 | |
| 9. |
What is a Bacmid? |
| A. | Hybrid replicon |
| B. | AAV |
| C. | Baculovirus |
| D. | Phage |
| Answer» B. AAV | |
| 10. |
With respect to polyhedrin promoter, where is the transgene inserted in a Baculovirus vector? |
| A. | Upstream |
| B. | Downstream |
| C. | 4 nucleotides away |
| D. | 3 nucleotides away |
| Answer» C. 4 nucleotides away | |
| 11. |
How can the recombinants be identified if LacZ’ is substituted by GFP?$ |
| A. | Blue white screening |
| B. | UV light exposure |
| C. | Plaque color screening |
| D. | Lactose breakdown |
| Answer» C. Plaque color screening | |
| 12. |
Blue-white screening in Baculovirus vectors can be facilitated by ____________ |
| A. | Ampicillin resistance gene |
| B. | Toluene resistance gene |
| C. | lacZ’ gene |
| D. | Rep gene |
| Answer» D. Rep gene | |
| 13. |
Recombinant plaques appear ___________ when viewed under oblique light source. |
| A. | Clear |
| B. | White |
| C. | Blue |
| D. | Red |
| Answer» B. White | |
| 14. |
Polyhedrin gene replacement vectors are most popular due to __________ |
| A. | Wide host range |
| B. | Recombinant protein production |
| C. | Gene Cloning |
| D. | Lytic cycle |
| Answer» C. Gene Cloning | |
| 15. |
Baculovirus vectors cannot co-express multiple transgenes. |
| A. | True |
| B. | False |
| Answer» C. | |