MCQOPTIONS
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MCQOPTIONS
This section includes 14 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 elements is not visible in the maps of X-ray crystallography? |
| A. | Nitrogen |
| B. | Carbon |
| C. | Oxygen |
| D. | Hydrogen |
| Answer» E. | |
| 2. |
Which of the following terms is not related to X-ray crystallography? |
| A. | Electron density maps |
| B. | Diffraction pattern |
| C. | Synchrotrons |
| D. | Magnetic field |
| Answer» E. | |
| 3. |
The term “electron density maps” is related to which of the following technique? |
| A. | Optical microscopy |
| B. | NMR spectroscopy |
| C. | cryo-electron microscopy |
| D. | X-ray crystallography |
| Answer» E. | |
| 4. |
Which among the following is not a technique to determine the structure of a protein? |
| A. | X-ray crystallography |
| B. | NMR spectroscopy |
| C. | cryo-electron microscopy |
| D. | Mass spectrometry (MS-MS) |
| Answer» E. | |
| 5. |
What is highly conserved among the homologous proteins over evolutionary time? |
| A. | Protein sequence |
| B. | DNA sequence |
| C. | DNA structure |
| D. | Protein structure |
| Answer» E. | |
| 6. |
Which among the following is not a structural database? |
| A. | PDB |
| B. | MMDB |
| C. | Nucleic acid database |
| D. | CATH |
| Answer» E. | |
| 7. |
Which of the following is a structural database? |
| A. | CATH |
| B. | SCOP |
| C. | VAST |
| D. | PDB |
| Answer» E. | |
| 8. |
Serine is always present on the surface of protein. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
Which of the following options contain only those amino acids that are likely to be present in the interior of a protein? |
| A. | Arg, Val, Met |
| B. | Asp, Met, Phe |
| C. | Lys, Phe, Val |
| D. | Val, Met, Phe |
| Answer» E. | |
| 10. |
Which of the following options contain only those amino acids that are likely to be present on the surface of a protein? |
| A. | Arg, Met, Lys |
| B. | Met, Leu, Asp |
| C. | Lys, Leu, Val |
| D. | Arg, Asp, Lys |
| Answer» E. | |
| 11. |
Which among the following residues is most likely to be present in the interior of a protein? |
| A. | Arg |
| B. | His |
| C. | Asp |
| D. | Val |
| Answer» E. | |
| 12. |
Which among the following residues is most likely to be present on the surface of a protein? |
| A. | Val |
| B. | Leu |
| C. | Ile |
| D. | Arg |
| Answer» E. | |
| 13. |
In the tertiary structure of protein, the non-polar residues tend to occur in the protein interior and polar residues on the exterior. |
| A. | False |
| B. | True |
| Answer» C. | |
| 14. |
Which among the following structure of a protein describes the folding of its secondary structural elements and specifies the position of every atom in a protein, including those of side chains? |
| A. | Primary structure |
| B. | Secondary structure |
| C. | Quaternary structure |
| D. | Tertiary structure |
| Answer» E. | |