Enzyme Technology Future Prospects MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Enzyme Technology Future Prospects, a fundamental topic in the field of Enzyme Technology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Enzyme Technology Future Prospects MCQs are designed to help you grasp the core concepts and excel in solving problems.

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Enzyme Technology Future Prospects MCQs | Page 3 of 4

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Q21.
Which of the following synzyme has 27% of the activity of a-chymotrypsin against 4-nitrophenyl esters?

a.

Primary amines alkylated with 1-iodododecane and 4(5)-chloromethylimidazole

b.

Myoglobin achieved by attaching (Ru(NH₃)₅)³⁺ to three surface histidine residues

c.

C-6 hydroxyl group of β-cyclodextrins was covalently derivatized by an activated pyridoxal coenzyme

d.

Polyglutamic acid acts as an esterase in much the same fashion as the acid proteases for the hydrolysis of 4-nitrophenyl acetate

Discuss
Answer: (a).Primary amines alkylated with 1-iodododecane and 4(5)-chloromethylimidazole
Q22.
Which of the following is not a strategy to produce synzymes?

a.

Monoclonal antibodies covalently attached to the phosphonate esters which can act as esterases

b.

Molecular imprinting of polymers

c.

Primary amines alkylated with 1-iodododecane and 4(5)-chloromethylimidazole

d.

Synthesis of cyclodextrins from starch by the cyclomaltodextrin glucanotransferase from Bacillus macerans

Discuss
Answer: (d).Synthesis of cyclodextrins from starch by the cyclomaltodextrin glucanotransferase from Bacillus macerans
Q23.
Coenzyme may be immobilised together with the enzyme and regenerated in situ.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q24.
Which of the following is not a coenzyme?

a.

NADH

b.

ATP

c.

Synzyme

d.

NADPH

Discuss
Answer: (c).Synzyme
Q25.
Which of the following is not true for coenzymes?

a.

Coenzymes may be immobilized/regenerated with the use of whole-cell systems

b.

Membrane reactors may be used to immobilize the coenzyme

c.

They are referred to as artificial enzymes

d.

Coenzymes may be derivatized for adequate immobilization and regeneration

Discuss
Answer: (c).They are referred to as artificial enzymes
Q26.
Which of the following coenzyme is not derivatized by alkylation of the exocyclic N6-amino nitrogen of the adenine present in it?

a.

Papain

b.

Coenzyme A

c.

NAD⁺

d.

NADP⁺

Discuss
Answer: (a).Papain
Q27.
Which of the following are high molecular weight water-soluble derivatives which are used for derivatization of co-enzymes?

a.

Dextrans

b.

Exocyclic N6-amino nitrogen

c.

Polyethyleneimine

d.

Polyethylene glycols

Discuss
Answer: (b).Exocyclic N6-amino nitrogen
Q28.
Which of the following system is not used to derivatize coenzymes?

a.

Alkylation of the exocyclic N6-amino nitrogen of the adenine moiety present in the coenzymes

b.

High molecular weight water-soluble derivatives

c.

Derivative of myoglobin acts as an effective natural ascorbate oxidase

d.

Enzymic regeneration

Discuss
Answer: (c).Derivative of myoglobin acts as an effective natural ascorbate oxidase
Q29.
Which of the following is an example of regeneration of the derivatized coenzymes by enzymic means?

a.

Formate dehydrogenase

b.

Exocyclic N6-amino nitrogen of the adenine moiety

c.

Dextrans

d.

Polyethylene glycol

Discuss
Answer: (a).Formate dehydrogenase
Q30.
What is represented in the following diagram?

a.

Protein engineering cycle

b.

Site directed mutagenesis

c.

Polymerase chain reaction

d.

Transcription

Discuss
Answer: (a).Protein engineering cycle
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