MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Molecular Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In trans-splicing the excised intron forms a lariat structure. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
The transesterification reaction is ATP independent. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
The second transesterification reaction occurs between __________ |
| A. | The 3 splicing site of intron and 5 splice site of intron |
| B. | The 3 splicing site of intron and the branch point site |
| C. | The 5 splicing site of intron and 3 end of exon |
| D. | The 5 end of exon and the 3 splice site |
| Answer» E. | |
| 4. |
The first transesterification reaction between the branch point site and the 5 splice site is a __________ reaction. |
| A. | SN1 |
| B. | SN2 |
| C. | E1 |
| D. | E2 |
| Answer» C. E1 | |
| 5. |
The 3 end of an intron is marked by __________ |
| A. | Donor site |
| B. | Acceptor site |
| C. | AT rich site |
| D. | Branch point site |
| Answer» C. AT rich site | |