MCQOPTIONS
Saved Bookmarks
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Bioinformatics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The most detailed experimental information about protein-protein interactions comes from three-dimensional structures. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Structural analyses on small sets of proteins have shown that the domains from a pair of families bind to each other with the same geometry in multi-domain proteins and in transient interactions. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
In the phylogenetic profile method for predicting protein interaction, presence or absence of orthologous genes is scored across a variety of genomes. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
In the assessment of methods to predict protein-protein interactions, one third of such pairs were found to physically interact, and an additional third to belong to the same metabolic pathway or functional process. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The phylogenetic profile method relies on detection of orthologs (or homologs, in a variation of the method) in a set of genomes. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Due to the requirement for co-regulation as well as colocalization, the method is mostly limited to certain classes of protein-protein interactions. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Domains that are part of a multidomain protein are ______ |
| A. | nethier co-regulated nor colocalized |
| B. | not co-regulated but colocalized |
| C. | co-regulated and but not colocalized |
| D. | co-regulated and colocalized |
| Answer» E. | |
| 8. |
An approach for predicting ______ to look for cases across a set of genomes where _____ are part of the same gene in one genome resulted in gene fusion method. |
| A. | gene interactions, only three to four orthologs |
| B. | gene interactions, two orthologs |
| C. | protein interactions, two or more orthologs |
| D. | protein interactions, two orthologs |
| Answer» D. protein interactions, two orthologs | |
| 9. |
Conservation of gene order due to operon structure is _______ so interactions of proteins specific to eukaryotes cannot be detected by method of Conservation of gene order. |
| A. | not applicable to archea genomes |
| B. | not applicable to prokaryote genomes |
| C. | applicable to eukaryote genomes |
| D. | not applicable to eukaryote genomes |
| Answer» E. | |
| 10. |
In a quantitative assessment of this method (Conservation of gene order) using the genome of the parasitic organism Mycoplasma genitalium as a benchmark. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Members of a stable complex are often co-regulated and thus will be detected by the method of Conservation of gene order. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
When comparing pairs of genes or sets of genes in different genomes for this purpose, it is not mandatory for the genes to be orthologs. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
Genes that are consistently part of the same operon across different, distantly related genomes are likely to be part of the same protein complex or functional process across all species. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 14. |
Interactions between proteins can be predicted computationally by looking for sets of genes that occur as a _______ |
| A. | single gene in at least one genome |
| B. | multiple genes in at least one genome |
| C. | multiple genes in various genomes |
| D. | single gene in various genomes |
| Answer» B. multiple genes in at least one genome | |
| 15. |
Experimentation is most desirable over computational methods by every means. |
| A. | True |
| B. | False |
| Answer» C. | |