- 1(current)
Q. No.Haem:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | is the prosthetic group in peroxidase and catalase |
| II: | is not a part of the active site of the peroxidase and catalase |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Enzyme Cofactors |
71%
From NCERT
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In peroxidase and catalase:
| 1. | haem is the prosthetic group and it is a part of the active site of the enzyme. |
| 2. | FAD is the prosthetic group and it is a part of the active site of the enzyme. |
| 3. | haem is the prosthetic group and is not a part of the active site of the enzyme. |
| 4. | NADP is the prosthetic group and it is a part of the active site of the enzyme. |
Subtopic: Enzyme Cofactors |
86%
From NCERT
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Coenzymes play crucial roles in metabolism by:
| 1. | Acting as a temporary storage of electrons and protons. |
| 2. | Serving as structural components of cell membranes. |
| 3. | Directly participating as one of the substrates in a reaction. |
| 4. | Acting as integral membrane proteins. |
Subtopic: Enzyme Cofactors |
From NCERT
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Prosthetic groups differ from co-enzymes in that
1. they require metal ions for their activity.
2. they (prosthetic groups) are tightly bound to apoenzymes.
3. their association with apoenzymes is transient.
4. they can serve as co-factors in a number of enzyme-catalyzed reactions.
Subtopic: Enzyme Cofactors |
86%
From NCERT
NEET - 2019
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- 1(current)
Q. No.
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