Explore topic-wise MCQs in Bioinformatics.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Bioinformatics knowledge and support exam preparation. Choose a topic below to get started.

1.

Jpred combines the analysis results from six prediction algorithms, including PHD, PREDATOR, DSC, NNSSP, Jnet, and ZPred.

A. True
B. False
Answer» B. False
Discussion
2.

Which of the following is untrue regarding PSIPRED?

A. It is a web-based program that predicts protein secondary structures
B. It uses a combination of evolutionary information and neural networks
C. It uses a combination of evolutionary information only
D. The multiple sequence alignment is derived from a PSI-BLAST database search
Answer» D. The multiple sequence alignment is derived from a PSI-BLAST database search
Discussion
3.

Leucine zipper domains are a special type of coiled coils found in transcription regulatory proteins which contain two anti parallel α-helices held together by hydrophobic interactions of leucine residues.

A. True
B. False
Answer» B. False
Discussion
4.

Coiled coils are super helical structures involving two to more interacting α-helices from the same or different proteins.

A. True
B. False
Answer» B. False
Discussion
5.

Jpred combines the analysis results from six prediction algorithms, including PHD, PREDATOR, DSC, NNSSP, Jnet, and ZPred?

A. True
B. False
Answer» B. False
Discussion
6.

Prof is not similar to PHD.

A. True
B. False
Answer» C.
Discussion
7.

Leucine zipper domains are a special type of coiled coils found in transcription regulatory proteins which contain two anti parallel α-helices held together by hydrophobic interactions of leucine residues.$

A. True
B. False
Answer» B. False
Discussion
8.

In Multicoil, The scoring matrix is constructed based on a database of known three-stranded coiled coils only.

A. True
B. False
Answer» C.
Discussion
9.

Which of the following is untrue regarding Coils?

A. It is a web-based program that detects coiled coil regions in proteins
B. It scans a window of fourteen, twenty-one, or twenty-eight residues
C. It scans a window of fourteen or twenty-one residues only
D. It compares the sequence to a probability matrix compiled from known parallel two-stranded coiled coils.
Answer» D. It compares the sequence to a probability matrix compiled from known parallel two-stranded coiled coils.
Discussion
10.

Which of the following is true regarding Coiled coil?

A. They have an integral repeat of twenty residues
B. They have an integral repeat of seven residues
C. They have an integral repeat of thirty residues
D. The sequence periodicity doesn’t contribute in designing algorithms to predict the structural domain.
Answer» C. They have an integral repeat of thirty residues
Discussion
11.

Coiled coils are super helical structures involving two to more interacting α-helices from the same or different proteins.

A. True
B. False
Answer» B. False
Discussion