MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Cytogenetics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
All the RNA polymerases share 5 common subunits, which are present in all the three polymerases and are all alike. State whether the statement is true or false. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
How many of eukaryotic RNA polymerase subunits are common for all three polymerases? |
| A. | 3 |
| B. | 5 |
| C. | 10 |
| D. | 7 |
| Answer» C. 10 | |
| 3. |
RPA 2 is one of the larger subunits of RNA polymerase in eukaryotes. It is homologous to the prokaryotic _____________ |
| A. | Alpha subunit |
| B. | Beta subunit |
| C. | Beta prime subunit |
| D. | Omega subunit |
| Answer» C. Beta prime subunit | |
| 4. |
In an experiment you add growing concentration of the alpha amanitin. What will be the sequence in which RNA polymerases are affected if at all? |
| A. | Pol I -> pol III , pol II unaffected |
| B. | pol I->pol I ->pol III |
| C. | pol III->pol II -> pol I |
| D. | pol II -> pol III , pol I unaffected |
| Answer» E. | |