Immobilized Enzyme problems
- 1. Which of the following is not the correct answer?
Options- A. Immobilized enzyme may show selectively altered chemical properties
- B. Immobilized enzyme may show selectively altered physical properties
- C. Immobilized enzyme may simulate the realistic natural environment where the enzyme come from the cell
- D. None of the above Discuss
Correct Answer: None of the above
- 2. The immobilization technique involving physical method is
Options- A. covalent bond formation dependent
- B. non-covalent bond formation dependent
- C. both (a) and (b)
- D. ionic bond formation dependent Discuss
Correct Answer: non-covalent bond formation dependent
- 3. Commonly employed water insoluble supports for the covalent attachment of enzyme include
Options- A. acrylamide based polymers
- B. polypeptides
- C. dextran
- D. all of these Discuss
Correct Answer: all of these
- 4. For a steady state condition, the change of substrate concentration (dCs/dt) is
Options- A. zero
- B. 1
- C. >1
- D. <1 Discuss
Correct Answer: zero
- 5. To measure the extent to which the reaction rate is lowered because of resistance to mass transfer, the effectiveness factor of an immobilized enzyme, ? can be defined as
Options- A. reaction rate/rate if not slowed by diffusion
- B. rate if not slowed by diffusion/ reaction rate
- C. actual reaction rate/ rate if not slowed by diffusion
- D. rate if not slowed by diffusion/ actual reaction rate Discuss
Correct Answer: actual reaction rate/ rate if not slowed by diffusion
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