- 1(current)
Q. No.Assertion (A): An example of non-competitive inhibitor is cyanide.
Reason (R): Cyanide kills animals by inhibiting cytochrome oxidase.
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.
Reason (R): Cyanide kills animals by inhibiting cytochrome oxidase.
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: Enzyme Inhibition: Introduction | Enzyme Inhibition | Properties of Enzymes |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is true for non-competitive enzyme inhibition?
1. Vmax decreases, Km remains same
2. Inhibitor can attach with the enzyme at a region other than active site
3. A typical example is cyanide inhibiting cytochrome oxidase
4. More than one option is true.
1. Vmax decreases, Km remains same
2. Inhibitor can attach with the enzyme at a region other than active site
3. A typical example is cyanide inhibiting cytochrome oxidase
4. More than one option is true.
70%
Subtopic: Enzyme Inhibition: Introduction | Enzyme Inhibition |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following is incorrect for uncompetitive inhibition?
1. Vmax and Km both decreases
2. ES, ESI are possible but EI is not possible
3. Vmax and Km both increases
4. All are incorrect
1. Vmax and Km both decreases
2. ES, ESI are possible but EI is not possible
3. Vmax and Km both increases
4. All are incorrect
Subtopic: Enzyme Inhibition: Introduction | Enzyme Inhibition |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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