What is the co-factor for the proteolytic enzyme, carboxypeptidase?

1. Molybdenum 2. Manganese
3. Zinc 4. Copper

Subtopic:  Enzyme Cofactors |
 86%
From NCERT
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Most of the coenzymes contain:

1. Metal ions 2. FMN and FAD
3. Ribonucleoproteins 4. Vitamins
Subtopic:  Enzyme Cofactors |
 67%
From NCERT
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Most common element present in human body is:

1. Oxygen 2. Carbon
3. Hydrogen 4. Sulfur
Subtopic:  Element Analysis |
 66%
From NCERT
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Which of the following is not an aromatic amino acid?

1. Phenylalanine 2. Threonine
3. Tyrosine 4. Tryptophan
Subtopic:  Amino Acids |
 80%
From NCERT
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Formation of glycosidic bond represents:

1. Dehydration 2. Hydrolysis
3. Dehydrogenation 4. Isomerization
Subtopic:  Carbohydrates |
 78%
From NCERT
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When we homogenize any tissues in an acid the acid soluble pool represents

1. Cytoplasm 2. Cell membrane
3. Nucleus 4. Mitochondria
Subtopic:  Introduction |
 80%
From NCERT
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The metal ion that acts as a co-factor for both alcohol dehydrogenase and carbonic anhydrase is:

1. Magnesium 2. Iron
3. Zinc 4. Nickel
Subtopic:  Enzyme Cofactors |
 82%
From NCERT
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The living state can be best described as a:
1. non equilibrium steady state
2. non equilibrium non steady state
3. equilibrium non steady state
4. equilibrium steady state

Subtopic:  THE LIVING STATE (OLD NCERT) |
 83%
From NCERT
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Consider the following two statements regarding enzyme action:

I: Co-factors play a crucial role in the catalytic activity of the enzyme.
II: Catalytic activity is reduced when the co-factor is removed from the enzyme.

Of the above statements:
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. I is incorrect but II is correct

Subtopic:  Enzyme Cofactors |
From NCERT
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An alpha helix is a:
1. primary structure of a protein
2. secondary structure of a protein
3. tertiary structure of a protein
4. quaternary structure of a protein

Subtopic:  Proteins |
 81%
From NCERT
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