 
			 
			MCQOPTIONS
 Saved Bookmarks
				This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Enzyme Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. | What does Z represent in the following reaction?Phenoxymethyl-penicillin + water ( underset{Z}{ rightarrow} ) 6-aminopenicillianic acid + Phenoxyacetic acid | 
| A. | Aspartases | 
| B. | Hydantoinase | 
| C. | Lactases | 
| D. | Penicillin amidases | 
| Answer» E. | |
| 2. | What does Y represent in the following reaction?Benzyl-penicillin + water (_{ overrightarrow{Penicillin ,amidases}} ) Phenylacetic acid + Y | 
| A. | 6-aminopenicillianic acid | 
| B. | Phenoxyacetic acid | 
| C. | Ampicillin | 
| D. | L-aspartic acid | 
| Answer» B. Phenoxyacetic acid | |
| 3. | What does X represent in the following reaction?6-aminopenicillanic acid + D-phenylglyicine methyl ester (_{ overrightarrow{Penicillin ,amidases}} ) X + methanol | 
| A. | Phenylacetic acid | 
| B. | Phenoxyacetic acid | 
| C. | Ampicillin | 
| D. | L-aspartic acid | 
| Answer» D. L-aspartic acid | |
| 4. | ____________ is produced with the help of immobilized penicillin -G-amidase by adsorption to DEAE -cellulose in a packed bed column. | 
| A. | Penicillin | 
| B. | Ampicillin | 
| C. | L-aminoacids | 
| D. | L-aspartic acid | 
| Answer» C. L-aminoacids | |
| 5. | ___________ is produced by using immobilized Escherichia coli in batch or semi-continuous STR or PBR. | 
| A. | Penicillin | 
| B. | Ampicillin | 
| C. | L-aspartic acid | 
| D. | Urocanic acid | 
| Answer» B. Ampicillin | |
| 6. | _____________ may be obtained from immobilizing Escherichia coli on a cyanogen bromide-activated Sephadex G200 support. | 
| A. | Raffinase | 
| B. | Lactase | 
| C. | Penicillin amidases | 
| D. | Aminoacyclase | 
| Answer» D. Aminoacyclase | |
| 7. | Penicillin is produced from _____________ | 
| A. | aminoacyclases | 
| B. | lactases | 
| C. | penicillin amidases | 
| D. | aspartase | 
| Answer» D. aspartase | |
| 8. | Penicillin amidases are used in the production of different kinds of penicillins. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |