MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Cytogenetics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
SPLICING_CONCENSUS_SEQUENCE_IS____________?$ |
| A. | Exon/GU–intron–AG/exon |
| B. | Exon/UG–intron–AT/exon |
| C. | Exon/GU–intron–GA/exon |
| D. | Exon/AU–intron–CG/exon |
| Answer» B. Exon/UG‚Äö√Ñ√∂‚àö√ë‚àö¬®intron‚Äö√Ñ√∂‚àö√ë‚àö¬®AT/exon | |
| 2. |
In_the_consensus_sequence_5′-AG/GUAAGU–intron–YNCURAC–YnNAG/G-3′_Y_could_be_______$# |
| A. | Base A |
| B. | Base G |
| C. | Base C |
| D. | Base T |
| Answer» D. Base T | |
| 3. |
Which of the following corresponding to the same gene will you expect to be the shortest? |
| A. | DNA |
| B. | hnRNA |
| C. | cDNA |
| D. | mRNA |
| Answer» D. mRNA | |
| 4. |
In an experiment you try to hybridize a Dna single strand with a mature RNA. You observe loops being formed. These loops have ____________ |
| A. | Dna |
| B. | RNA |
| C. | HIstone octamer |
| D. | Histone H1 |
| Answer» B. RNA | |
| 5. |
CBP acts as a(an)_______________ |
| A. | Enzyme |
| B. | Adaptor |
| C. | Catalyst |
| D. | Suicide enzyme |
| Answer» D. Suicide enzyme | |
| 6. |
The post transcriptional modifications are done after the transcript is completely transcribed. State whether the statement is true or false. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Which is the 1st enzyme in capping? |
| A. | Guanyltransferase |
| B. | RNA 5’ triphosphatase |
| C. | N7G methytransferase |
| D. | Guanul transferase |
| Answer» E. | |
| 8. |
Which nucleotide is present in the 5’ cap?$ |
| A. | ADP |
| B. | GDP |
| C. | CDP |
| D. | UDP |
| Answer» C. CDP | |
| 9. |
Which RNA transcript would be capped by the capping enzymes in vitro mixture of RNA? |
| A. | Pol II transcripts |
| B. | Pol I and Pol III transcripts |
| C. | Pol I transcripts |
| D. | Pol I, Pol II and Pol III transcripts |
| Answer» E. | |