MCQOPTIONS
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MCQOPTIONS
This section includes 13 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 amino acid is known to form disulfide cross-links? |
| A. | Glutamine |
| B. | Valine |
| C. | Methionine |
| D. | Cysteine |
| Answer» E. | |
| 2. |
Which of the following amino acid shows hydrophilic nature? |
| A. | Leucine |
| B. | Glycine |
| C. | Valine |
| D. | Serine |
| Answer» E. | |
| 3. |
Which of the following amino acid is not associated with phosphorylation? |
| A. | Tyrosine |
| B. | Threonine |
| C. | Serine |
| D. | Valine |
| Answer» E. | |
| 4. |
_____ is a sulfur-containing amino acid. |
| A. | Alanine |
| B. | Asparagine |
| C. | Tryptophan |
| D. | Methionine |
| Answer» E. | |
| 5. |
Which of the following amino acid is most commonly associated with N-linked glycosylation? |
| A. | Arginine |
| B. | Lysine |
| C. | Aspartic acid |
| D. | Asparagine |
| Answer» E. | |
| 6. |
Which of the following amino acid contains benzene ring in it? |
| A. | Glutamine |
| B. | Threonine |
| C. | Histidine |
| D. | Tryptophan |
| Answer» E. | |
| 7. |
Glycine is the only amino acid that is optically inactive. |
| A. | False |
| B. | True |
| Answer» C. | |
| 8. |
______ is also known as helix breaker . |
| A. | Valine |
| B. | Serine |
| C. | Methionine |
| D. | Proline |
| Answer» E. | |
| 9. |
Among the listed amino acids, which one is non-polar? |
| A. | Lysine |
| B. | Serine |
| C. | Histidine |
| D. | Glycine |
| Answer» E. | |
| 10. |
Which of the following is the correct sequence of the three consecutive amino acids present in the light-emitting group of green fluorescent protein? |
| A. | Asp-Ser-Glu |
| B. | Ser-Gly-Asn |
| C. | Ser-Thr-Gly |
| D. | Ser-Tyr-Gly |
| Answer» E. | |
| 11. |
The bioluminescent jellyfish Aequorea victoria, has a protein called Green Fluorescent Protein (GFP) that fluoresces with a peak wavelength of ________, under UV or blue light radiation. |
| A. | 808 nm |
| B. | 708 nm |
| C. | 408 nm |
| D. | 508 nm |
| Answer» E. | |
| 12. |
______ stereochemical configuration of amino acids is present in proteins. |
| A. | Only D |
| B. | Both D and L |
| C. | Either D or L |
| D. | Only L |
| Answer» E. | |
| 13. |
The pH at which an amino acid has no net charge on it is known as its isoelectric point (pI). |
| A. | False |
| B. | True |
| Answer» C. | |