MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Genetic Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Choose the correct statement for the cI gene. |
| A. | It represses only cII gene |
| B. | It activates cII gene and represses cIII gene |
| C. | It represses both cII and cIII gene |
| D. | It activates both cII and cIII gene |
| Answer» D. It activates both cII and cIII gene | |
| 2. |
Choose the incorrect statement for lysogenic mode. |
| A. | PRE forms cI gene product which is responsible for activation of promoters |
| B. | The cII protein is responsible for interfering with cro and Q proteins and they are required for lytic life cycle |
| C. | The cII protein activates the promoter PINT |
| D. | The Int protein with host protein is responsible for site specific recombination |
| Answer» B. The cII protein is responsible for interfering with cro and Q proteins and they are required for lytic life cycle | |
| 3. |
What is the function of the N gene? |
| A. | It promotes the function of terminators |
| B. | It overrides the function of terminators |
| C. | It promotes the production of the cro gene |
| D. | It is responsible for making the infectious particle linear |
| Answer» C. It promotes the production of the cro gene | |