MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is not true for the feedback system? |
| A. | It controls the production of primary metabolites |
| B. | It inhibits the synthesis of the main enzyme of the pathway |
| C. | It blocks the allosteric site of the main enzyme of the pathway |
| D. | It prevents product formation |
| Answer» E. | |
| 2. |
Name the feedback control. |
| A. | Concerted |
| B. | Cooperative |
| C. | Cumulative |
| D. | Sequential |
| Answer» B. Cooperative | |
| 3. |
Which of the following catalyze the same reaction but are different in their control characteristics? |
| A. | Isoenzyme |
| B. | Alloenzyme |
| C. | Poison |
| D. | Isotopes |
| Answer» B. Alloenzyme | |
| 4. |
Feedback inhibition is the situation where the end product of the pathway prevents the synthesis of an enzyme catalyzing reaction of a pathway. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Which of the following control system involves the control of pathway after the branch point to the product? |
| A. | Concerted |
| B. | Cooperative |
| C. | Cumulative |
| D. | Sequential |
| Answer» E. | |
| 6. |
Which of the following control system involves the control of pathway by certain percentage independently of the other end products? |
| A. | Concerted |
| B. | Cooperative |
| C. | Cumulative |
| D. | Sequential |
| Answer» D. Sequential | |
| 7. |
Which of the following control system involves the control of the pathway by each end product independently? |
| A. | Concerted |
| B. | Cooperative |
| C. | Cumulative |
| D. | Sequential |
| Answer» C. Cumulative | |
| 8. |
Which of the following control system involves the control of the pathway by more than one end product? |
| A. | Concerted |
| B. | Cooperative |
| C. | Cumulative |
| D. | Sequential |
| Answer» B. Cooperative | |
| 9. |
Which of the following is not a type of Feedback control? |
| A. | Concerted |
| B. | Cooperative |
| C. | Isotopes |
| D. | Cumulative |
| Answer» D. Cumulative | |
| 10. |
Feedback repression is a situation where the end product of a pathway inhibits the activity of enzyme catalyzing the first reaction. |
| A. | True |
| B. | False |
| Answer» C. | |
| 11. |
Feedback repression occurs at ______ |
| A. | protein level |
| B. | gene level |
| C. | transcriptomic level |
| D. | expression level |
| Answer» C. transcriptomic level | |
| 12. |
The levels of primary metabolites are regulated by _______ |
| A. | Feedback mechanism |
| B. | rDNA Technology |
| C. | Incubating the microorganism in dark |
| D. | Adding the inhibitors |
| Answer» B. rDNA Technology | |