MCQOPTIONS
Saved Bookmarks
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Gene Manipulation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Incorporation of ribozymes into antisense RNA leads to their __________ |
| A. | Activity |
| B. | Temperature change |
| C. | Cleavage |
| D. | Regeneration |
| Answer» D. Regeneration | |
| 2. |
What do you understand by the term “co-transformation”? |
| A. | Integration of 2 transgenes |
| B. | Integration of similar transgenes |
| C. | Integration of a group of transgenes |
| D. | Integration of chromosomal DNA |
| Answer» B. Integration of similar transgenes | |
| 3. |
The drug aminopterin blocks the _________ of two enzymes. |
| A. | Salvage pathway |
| B. | De novo synthesis |
| C. | Expression |
| D. | Recombination |
| Answer» C. Expression | |
| 4. |
De novo pathway is exploited for the selection of cells carrying functional HPRT and TK genes. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
What are the basic precursors in the de novo pathway of nucleotide synthesis? |
| A. | Carbohydrate, proteins |
| B. | Sugars, amino acids |
| C. | Sugars, vitamins |
| D. | Minerals, carbohydrates |
| Answer» C. Sugars, vitamins | |
| 6. |
How many routes are available for the biosynthesis of nucleotides in human beings? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 7. |
Incorporation of ribozymes into antisense RNA leads to their _________? |
| A. | Activity |
| B. | Temperature change |
| C. | Cleavage |
| D. | Regeneration |
| Answer» D. Regeneration | |
| 8. |
Southern blot hybridization is done for testing the presence of _________ in the selection of transformants. |
| A. | Non-selected DNA |
| B. | Selected plasmid DNA |
| C. | Genomic DNA |
| D. | Selected genomic DNA |
| Answer» B. Selected plasmid DNA | |
| 9. |
In the salvage pathway, nucleotides are synthesized by the recycling of __________ |
| A. | DNA |
| B. | RNA |
| C. | DNA, RNA |
| D. | Sugars |
| Answer» D. Sugars | |