- 1(current)
Q. No.Almost all enzymes are proteins but a few may be:
| 1. | nucleic acids | 2. | carbohydrates |
| 3. | lipids | 4. | metal ions |
Subtopic: Â Enzymes |
 81%
Level 1: 80%+
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Which of the following is most likely to lead to the denaturation of proteins?
1. Hydrophobic interactions
2. Heat
3. Hydrogen bonding
4. Low temperature
1. Hydrophobic interactions
2. Heat
3. Hydrogen bonding
4. Low temperature
Subtopic: Â Proteins |Â Enzymes |
 90%
Level 1: 80%+
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Hints
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Which statement best describes the enzyme-substrate complex?
| 1. | It increases the activation energy required for the reaction. |
| 2. | It is a temporary association that lowers the activation energy of the reaction. |
| 3. | It is formed permanently during the reaction. |
| 4. | It is formed only in catabolic reactions. |
Subtopic: Â Enzymes |
 92%
Level 1: 80%+
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Hints
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In the absence of carbonic anhydrase in the human body, the reaction between carbon dioxide and water leading to the formation of carbonic acid:
1. Will not occur
2. Will slow down considerably
3. Will get faster
4. Will remain unaltered
Subtopic: Â Enzymes |
 85%
Level 1: 80%+
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- 1(current)
Q. No.
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