MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Enzyme Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In the biphasic system, which of the following methodology is not used to remove the excess water present? |
| A. | Use of hydrolases |
| B. | Chromatography |
| C. | Use of molecular sieves |
| D. | Vacuum distillation |
| Answer» C. Use of molecular sieves | |
| 2. |
Which of the following rule belongs to optimization of the two-phase system for enzyme-catalyzed reactions? |
| A. | The difference between the Log P values of the products and the organic phase should be as small as possible |
| B. | Allows to be used with low molecular weight hydrophilic coenzymes with the assistance of a coenzyme regenerating process |
| C. | Allowing efficient and continuous use of biphasic PBRs as long as the moving organic phase is saturated with water |
| D. | Allowing efficient and continuous use of biphasic PBRs |
| Answer» B. Allows to be used with low molecular weight hydrophilic coenzymes with the assistance of a coenzyme regenerating process | |
| 3. |
Which of this is true for optimizing a two-phase system for enzyme-catalyzed reactions? |
| A. | Protection of the contained enzyme |
| B. | More facile recovery of the biocatalyst |
| C. | The difference between the Log P values of the substrates and the interphase should be as small as possible |
| D. | Allowing efficient and continuous use of biphasic PBRs |
| Answer» D. Allowing efficient and continuous use of biphasic PBRs | |
| 4. |
For immobilized enzymes, the volumetric surface area (A/V) is an important parameter which does not govern which of the following? |
| A. | The overall flux of the substrate to the biocatalytic surface |
| B. | Effectiveness of the enzyme |
| C. | Recovery of the biocatalyst |
| D. | Productivity |
| Answer» D. Productivity | |
| 5. |
In a biphasic system, the thickness of the aqueous layer ( ) around an immobilised enzyme lowers the rate of reaction. |
| A. | True |
| B. | False |
| Answer» B. False | |