MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Molecular Biology Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Though unusual, pre – tRNA also undergo splicing. It is achieved by the help of __________ |
| A. | tRNA itself |
| B. | Splicosome |
| C. | RNA polymerase exonuclease activity |
| D. | Endonuclease |
| Answer» E. | |
| 2. |
The 3’ CCA terminus is exceptionally added by the RNA polymerase during transcription. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
The common sequence for all tRNAs at their 3’ end is __________ |
| A. | CCC |
| B. | CCT |
| C. | GGA |
| D. | CCA |
| Answer» E. | |
| 4. |
The pre – tRNA involves cleavage by __________ |
| A. | tRNA itself |
| B. | RNase H |
| C. | RNase P |
| D. | RNA polymerase |
| Answer» D. RNA polymerase | |
| 5. |
The bacterial pre – rRNA undergo __________ cleavage. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 6. |
How many pre – rRNA transcript in eukaryotes are used to produce all the different mature rRNAs? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |