The essential chemical components of many coenzymes are:

1. Nucleic acid 2. Carbohydrates
3. Vitamins 4. Proteins

Subtopic:  Enzyme Cofactors |
 71%
Level 2: 60%+
AIPMT - 2013
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For its activity, carboxypeptidase requires:

1. Iron 2. Niacin
3. Copper 4. Zinc
Subtopic:  Enzyme Cofactors |
 84%
Level 1: 80%+
AIPMT - 2012
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Which one of the following is a fat-soluble vitamin and its related deficiency disease?

1. Ascorbic acid - Scurvy
2. Retinol - Xerophthalmia
3. Cobalamine - Beri-Beri
4. Calciferol - Pellagra

Subtopic:  Enzyme Cofactors |
 58%
Level 3: 35%-60%
AIPMT - 2007
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An organic substance bound to an enzyme and essential for its activity is called:

1. coenzyme 2. holoenzyme
3. apoenzyme 4. isoemzyme
Subtopic:  Enzyme Cofactors |
 68%
Level 2: 60%+
AIPMT - 2006
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