MECHANISM OF ENZYME ACTION
Q. 1 Km increased but Vmax same enzyme is:
| A |
Competitive |
|
| B |
Non competitive |
|
| C |
Irreversible |
|
| D |
Uncompetitive |
Q. 1
Km increased but Vmax same enzyme is:
| A |
Competitive |
|
| B |
Non competitive |
|
| C |
Irreversible |
|
| D |
Uncompetitive |
Ans.
A
A
D
Explanation:
Q. 2
Km value is defined as:
| A |
Substrate concentration at Vmax/2 |
|
| B |
Substrate concentration of twice Vmax |
|
| C |
Substrate concentration of thrice Vmax |
|
| D |
Substrate concentration of one third Vmax |
Ans.
Explanation:
Ans. A. Substrate concentration at Vmax/2
Q. 3
True about Km
| A |
Half the substrate concentration at which velocity is maximum |
|
| B |
Substrate concentration at which reaction rate is half the maximum |
|
| C |
Michaelis constant |
|
| D |
b and c both |
Ans.
Explanation:
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