| 1 |
If protein part of co factor is covalently bond to enzyme, it is called is. |
- A. Co- Enzyme
- B. Prosthetic group
- C. Activator
- D. apoezyme
|
| 2 |
Poisons, like cyanide are examples of. |
- A. Enzymes
- B. Co enzymes
- C. Inhibitors
- D. Co factors
|
| 3 |
The activation energy of the reaction is lowered by |
- A. Co enzyme
- B. Enzyme
- C. Product
- D. Substrate
|
| 4 |
Three dimensional globular protein is. |
- A. Starch
- B. Glucose
- C. Enzyme
- D. Antibiotic
|
| 5 |
Irreversible inhibitors form which bonds active site. |
- A. Hydrogen bonds
- B. Covalent bonds
- C. Ionic bonds
- D. Hydrophobic bond
|
| 6 |
Which one of the following statements about enzymes is not true |
- A. They consist of proteins or without a non-proteins part
- B. They change the rate of catalyzed reaction
- C. They are sensitive to heat
- D. They are non-specific in their action
|
| 7 |
The optimum pH of enzyme pepsin is |
|
| 8 |
Lock and key model was proposed by |
- A. Koshland
- B. Emil Fisher
- C. Watson
- D. Flemming
|
| 9 |
The optimum temperature of human body enzyme is. |
- A. 27 <sup>o</sup>C
- B. 37<sup>o</sup>C
- C. 47<sup>o</sup>C
- D. 57<sup>o</sup>C
|
| 10 |
Covalently bonded non protein part is called. |
- A. Co factor
- B. Activator
- C. Prosthetic group
- D. Co enzyme
|