MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Protein Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is used for the reduction of disulfide bonds? |
| A. | Urea |
| B. | Guanidine hydrochloride |
| C. | Iodoacetate |
| D. | Beta-mercaptoethanol/ dithiothreitol |
| Answer» E. | |
| 2. |
What are identical subunits called in a multi-subunit protein? |
| A. | Monomers |
| B. | Polymers |
| C. | Oligomers |
| D. | Protomers |
| Answer» E. | |
| 3. |
What are multi-subunit proteins called when some or all of its subunits are identical? |
| A. | Monomers |
| B. | Polymers |
| C. | Protomers |
| D. | Oligomers |
| Answer» E. | |
| 4. |
Which of the protein is not associated with quaternary structure? |
| A. | Insulin |
| B. | Hemoglobin |
| C. | Myoglobin |
| D. | B chain of Insulin |
| Answer» E. | |
| 5. |
Which type of interactions are involved in the quaternary structure? |
| A. | Only hydrogen bonds |
| B. | Hydrogen bonds and hydrophobic interactions |
| C. | Hydrogen bonds, hydrophobic interactions, and disulfide bonds |
| D. | Hydrogen bonds, hydrophobic interactions, disulfide bonds, and ionic interactions |
| Answer» E. | |
| 6. |
Which of the following interactions is shown in the figure below? |
| A. | Hydrogen bond |
| B. | Vander Waals interactions |
| C. | Ionic bond |
| D. | Disulfide bond |
| Answer» E. | |
| 7. |
Which of the following options is not suitable for the quaternary structure of a protein? |
| A. | Complex protein |
| B. | More than one polypeptide chain |
| C. | Disulfide bonds |
| D. | Single polypeptide chain |
| Answer» E. | |
| 8. |
The Quaternary Structure of a Protein is determined by the gene corresponding to the protein. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
The quaternary structure of a protein is held together by interactions between the side chain groups. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Which structure of a protein is the arrangement of protein subunits in a multi-subunit complex? |
| A. | Primary |
| B. | Secondary |
| C. | Tertiary |
| D. | Quaternary |
| Answer» E. | |