| 1 |
The rate of an enzyme catalyzed reaction |
- A. Is constant under condition
- B. Decreases as substrate concentration increases
- C. Cannot be measured
- D. Can be reduced by inhibitors
|
| 2 |
Three dimensional globular protein is. |
- A. Starch
- B. Glucose
- C. Enzyme
- D. Antibiotic
|
| 3 |
The optimum pH of pancreatic Lipase is |
- A. 7.00
- B. 9.00
- C. 6.40
- D. 5.20
|
| 4 |
A little change in phmay leadsto. |
- A. Effects enzyme only in high concentration
- B. Retarder even block enzyme activity
- C. Ionization of substrate
- D. Ionization of active sites of enzyme
|
| 5 |
Prosthetic group is |
- A. Covalenty bonded non-protein part of an enzyme
- B. Loosely bonded non-proteins part of an enzyme
- C. Co-factor consists of metal ions
- D. None of these
|
| 6 |
Koshland in 1959 proposed the modified form of |
- A. Fluid mosaic model
- B. Induce fit model
- C. Unit membrane model
- D. Reflective index model
|
| 7 |
Covalently bonded non protein part is called. |
- A. Co factor
- B. Activator
- C. Prosthetic group
- D. Co enzyme
|
| 8 |
Emil Fisher proposed a lock and key model in |
- A. 1990
- B. 1880
- C. 1890
- D. 1800
|
| 9 |
Poisons, like cyanide are examples of. |
- A. Enzymes
- B. Co enzymes
- C. Inhibitors
- D. Co factors
|
| 10 |
An enzyme reacts only with its specific. |
- A. Surface
- B. Product
- C. Substrate
- D. Inhibitor
|