Explore topic-wise MCQs in Bioinformatics.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Bioinformatics knowledge and support exam preparation. Choose a topic below to get started.

1.

To increase the specificity of prediction, a unique feature of eukaryotic promoter is employed, which is the presence of CpG islands.

A. True
B. False
Answer» B. False
2.

Which of the following is incorrect regarding the Prediction for Eukaryotes?

A. The consensus patterns are only derived from bioinformatics studies
B. The experimentally determined DNA binding sites are compiled into profiles and stored in a database for scanning an unknown sequence to find similar conserved patterns
C. The consensus patterns are derived from experimentally determined DNA binding sites
D. The ab initio method for predicting eukaryotic promoters and regulatory elements relies on searching the input sequences for matching of consensus patterns of known promoters and regulatory elements
Answer» B. The experimentally determined DNA binding sites are compiled into profiles and stored in a database for scanning an unknown sequence to find similar conserved patterns
3.

Which of the following is incorrect regarding FindTerm?

A. It is a program for searching bacterial -independent termination signals located at the end of operons
B. It is a program for searching bacterial -dependent termination signals located within the operons
C. The predictions are made based on matching of known profiles of the termination signals combined with energy calculations
D. It is available from the same site as FGENES and BPROM
Answer» C. The predictions are made based on matching of known profiles of the termination signals combined with energy calculations
4.

In BPROM, once the operons are assigned, the program is able to predict putative promoter sequences.

A. True
B. False
Answer» B. False
5.

Once an operon structure is known ______ for the presence of a promoter and regulatory elements _____ in the operon do not possess such DNA elements.

A. only the first gene is predicted, whereas other genes
B. only the first hundred genes are predicted, whereas next few genes
C. only first two genes are predicted, whereas next few genes
D. only first ten genes are predicted, whereas next few genes
Answer» B. only the first hundred genes are predicted, whereas next few genes
6.

To improve the specificity of prediction, some algorithms selectively ______ coding regions and focus on the upstream regions________ which are most likely to contain promoters. In that sense, promoter prediction and gene prediction are coupled.

A. include, (0.5 to 2.0 kb) only
B. include, (0.5 to 2.0 Mb) only
C. exclude, (0.5 to 2.0 Mb) only
D. exclude, (0.5 to 2.0 kb) only
Answer» E.