Low temperature:
1. Preserves enzyme in a temporary inactive state
2. Denatures the enzyme
3. Makes enzyme more active
4. Does not have any affect on enzyme activity

Subtopic:  Enzyme Catalysis | Factors Affecting Enzyme Catalysis Reaction |
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In non competitive inhibition, an increase in substrate concentration would:
1. Increase the rate of the reaction
2. Decrease the rate of the reaction
3. Not increase the rate of the reaction
4. Nullify the effect of the inhibitor

Subtopic:  Enzyme Inhibition |
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Most common enzyme inhibition used in control of bacterial pathogens is:

1. Competitive 2. Non - competitive
3. Uncompetitive 4. Mixed
Subtopic:  Enzyme Inhibition: Introduction | Enzyme Inhibition |
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Enzymes that catalyze removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds are:

1. Dehygdrogenases 2. Transferases
3. Lyases 4. Ligases
Subtopic:  Enzymes Classification |
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Transferases do not catalyze the transfer of the following group between a pair of substrates:

1. Glycosyl 2. Amine
3. Carboxyl 4. Hydrogen
Subtopic:  Enzymes Classification |
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The non protein constituent present in many enzymes is called:

1. Co-enzyme 2. Co-factor
3. Apoenzyme 4. Holoenzyme
Subtopic:  Enzyme Cofactors |
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Haem in hemoglobin:
1. is loosely bound
2. is the co-enzyme
3. is the prosthetic group
4. has no influence on activity of Hb

Subtopic:  Enzyme Cofactors |
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What is the co-factor for the proteolytic enzyme, carboxypeptidase?

1. Molybdenum 2. Manganese
3. Zinc 4. Copper
Subtopic:  Enzyme Cofactors |
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Most of the coenzymes contain:

1. Metal ions 2. FMN and FAD
3. Ribonucleoproteins 4. Vitamins
Subtopic:  Enzyme Cofactors |
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Most common element present in human body is:

1. Oxygen 2. Carbon
3. Hydrogen 4. Sulfur
Subtopic:  Element Analysis |
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