Immobilized Enzyme

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Q. In which application are immobilized enzymes commonly used?
  • A. Biosensors
  • B. Drug synthesis
  • C. Food processing
  • D. All of the above
Q. What effect does temperature have on immobilized enzyme activity?
  • A. No effect
  • B. Increases activity at all temperatures
  • C. Can denature the enzyme at high temperatures
  • D. Only affects free enzymes
Q. What is an immobilized enzyme?
  • A. An enzyme that is free in solution
  • B. An enzyme that is attached to a solid support
  • C. An enzyme that is inactive
  • D. An enzyme that is produced in large quantities
Q. What is one advantage of using immobilized enzymes in industrial processes?
  • A. Higher enzyme activity
  • B. Easier enzyme recovery
  • C. Lower production costs
  • D. Increased substrate specificity
Q. What is the primary purpose of immobilizing enzymes?
  • A. To increase their solubility
  • B. To enhance their stability and reusability
  • C. To decrease their activity
  • D. To change their substrate specificity
Q. What is the role of a carrier in enzyme immobilization?
  • A. To increase enzyme activity
  • B. To provide a surface for enzyme attachment
  • C. To decrease reaction time
  • D. To enhance substrate binding
Q. Which of the following is a common method for enzyme immobilization?
  • A. Gel filtration
  • B. Covalent bonding
  • C. Dialysis
  • D. Precipitation
Q. Which of the following is a disadvantage of immobilized enzymes?
  • A. Increased stability
  • B. Higher operational costs
  • C. Reduced enzyme activity
  • D. Easier handling
Q. Which of the following is NOT a factor affecting the activity of immobilized enzymes?
  • A. pH
  • B. Temperature
  • C. Enzyme concentration
  • D. Support material
Q. Which type of support is commonly used for enzyme immobilization?
  • A. Cellulose
  • B. Silica gel
  • C. Polyacrylamide
  • D. All of the above
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