Exercise: Immobilized Enzyme

Questions for: Immobilized Enzyme

The effectiveness factor increases with the
A:
increase of diffusivity and decreased with the increase of particle size
B:
increase of diffusivity and increased with the increase of particle size
C:
decrease of diffusivity and decreased with the increase of particle size
D:
increase of diffusivity and decrease with the decrease of particle size
Answer: A
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Various techniques are available for determining the effective diffusivity of solute in gel. Thin disk method uses
A:
a diffusion cell with two compartments divided by a thin gel
B:
a diffusion cell with two compartments
C:
a diffusion cell with two compartments plus by a thin gel
D:
a diffusion cell with two compartments multiply by a thin gel
Answer: A
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Which of the following is the commonly employed adsorbents?
A:
Calcium carbonate
B:
Alumina
C:
Celluloses
D:
All of these
Answer: D
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The immobilization technique involving physical method is
A:
covalent bond formation dependent
B:
non-covalent bond formation dependent
C:
both (a) and (b)
D:
ionic bond formation dependent
Answer: B
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Which is not the method for producing immobilized enzymes with multifunctional reagents?
A:
Enzymes are adsorbed on the surface active support followed by intermolecular cross linking
B:
Functional groups are introduced on the support to react co-valently with enzymes
C:
Enzymes are cross linked intermolecularly
D:
None of the above
Answer: D
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