- 1(current)
Q. No.
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| Assertion (A): | Co-enzymes are inorganic compounds that bind tightly with the apoenzyme to form a holoenzyme. |
| Reason (R): | Co-enzymes and prosthetic groups are cofactors. |
| 1. | (A) is False but (R) is True. |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
Subtopic: Â Enzyme Cofactors |
 73%
Level 2: 60%+
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Match the entries in column I and column II. Which one of the following choices is correct?
1. a-3, b-1, c-4, d-2
2. a-4, b-3, c-1, d-2
3. a-2, b-1, c-3, d-4
4. a-4, b-1, c-3, d-2
| Column I | Column II | ||
| (a) | Haem | 1. | Metallic Cofactor |
| (b) | NAD | 2. | Vitamin |
| (c) | Zinc | 3. | Coenzyme |
| (d) | Niacin | 4. | Prosthetic group |
1. a-3, b-1, c-4, d-2
2. a-4, b-3, c-1, d-2
3. a-2, b-1, c-3, d-4
4. a-4, b-1, c-3, d-2
Subtopic: Â Enzyme Cofactors |
 91%
Level 1: 80%+
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 357725
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Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 357725
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| Assertion (A): | Co-enzyme is a non-protein group without which certain enzymes are inactive or incomplete. |
| Reason (R): | Coenzymes not only provide a point of attachment of the chemical group being transformed but also influence the properties of the group. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Enzyme Cofactors |
 63%
Level 2: 60%+
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| Assertion (A): | The protein part of enzyme is called apoenzyme. |
| Reason (R): | Zinc acts as prosthetic group of the enzyme carboxypeptidase. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Enzyme Cofactors |
 58%
Level 3: 35%-60%
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Match the columns:
1. A = iii, B = i, C = iv, D = ii
2. A - ii, B = i, C = iv, D = iii
3. A = iii, B = i, C = ii, D = iv
4. A = i, B = iv, C = iii, D = ii
| Column-I | Column-II |
| A. Cytochrome oxidase | i. Mg2+ |
| B. Hexokinase | ii. Zn2+ |
| C. Nitrate reductase | iii. Fe2+ and Cu2+ |
| D. Alcohol dehydrogenase | iv. Mo |
2. A - ii, B = i, C = iv, D = iii
3. A = iii, B = i, C = ii, D = iv
4. A = i, B = iv, C = iii, D = ii
Subtopic: Â Enzyme Cofactors |
 71%
Level 2: 60%+
Hints
- 1(current)
Q. No.
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