Multiple Sequence Alignment MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Multiple Sequence Alignment, a fundamental topic in the field of Bioinformatics. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Multiple Sequence Alignment MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Multiple Sequence Alignment mcq questions that explore various aspects of Multiple Sequence Alignment problems. Each MCQ is crafted to challenge your understanding of Multiple Sequence Alignment principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Bioinformatics tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Multiple Sequence Alignment MCQs are your pathway to success in mastering this essential Bioinformatics topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Multiple Sequence Alignment. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Multiple Sequence Alignment knowledge to the test? Let's get started with our carefully curated MCQs!

Multiple Sequence Alignment MCQs | Page 3 of 8

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Q21.
Which of the following is not the objective to perform sequence comparison?

a.

To observe patterns of conservation

b.

To find the common motifs present in both sequences

c.

To study the physical properties of molecules

d.

To study evolutionary relationships

Discuss
Answer: (c).To study the physical properties of molecules
Q22.
A dotplot is a visual and qualitative technique whereas the sequence alignment is an exact and quantitative measure of similarity of alignments.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q23.
The global sequence alignment is suitable when the two sequences are of dissimilar length, with a negligible degree of similarity throughout.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q24.
The alignment score is the sum of substitution scores and gap penalties in this type of algorithm.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q25.
The substitution matrices are rarely used in this type of matching.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q26.
Which of the following is untrue about Protein substitution matrices?

a.

They are significantly more complex than DNA scoring matrices

b.

They have the N x N matrices of the amino acids

c.

Protein substitution matrices have quite important role in evolutionary studies

d.

They are significantly quite less complex than DNA scoring matrices

Discuss
Answer: (d).They are significantly quite less complex than DNA scoring matrices
Q27.
In Needleman-Wunsch algorithm, the gaps are scored -2.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q28.
The number of possible global alignments between two sequences of length N is _____

a.

\(\frac{2^N}{\sqrt{πN}}\)

b.

\(\frac{2^{2N}}{\sqrt{πN}}\)

c.

\(\frac{2^{(N-1)}}{\sqrt{πN}}\)

d.

\(\frac{2^{2N}}{\sqrt{N}}\)

Discuss
Answer: (b).\(\frac{2^{2N}}{\sqrt{πN}}\)
Q29.
Which of the following is untrue about Needleman-Wunsch algorithm?

a.

It is an example of dynamic programming

b.

Basic idea here is to build up the best alignment by using optimal alignments of larger subsequences

c.

It was first used by Saul Needleman and Christian Wunsch

d.

It was first used in 1970

Discuss
Answer: (b).Basic idea here is to build up the best alignment by using optimal alignments of larger subsequences
Q30.
There are two types matrices involved in the study- score matrices and trace matrices.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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