Sequence Alignment MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on 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 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 Sequence Alignment mcq questions that explore various aspects of Sequence Alignment problems. Each MCQ is crafted to challenge your understanding of 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 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 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 Sequence Alignment knowledge to the test? Let's get started with our carefully curated MCQs!

Sequence Alignment MCQs | Page 12 of 15

Discover more Topics under Bioinformatics

Q111.
If the purpose is to calculate the probability of one event AND a second event, the odds scores for the events are _________

a.

added

b.

multiplied

c.

multiplied and added

d.

subtracted

Discuss
Answer: (b).multiplied
Q112.
In a type of probability, analysis is to calculate the odds score for one event OR a second event, or of a series of events. In this case, the odds scores are _______

a.

multiplied

b.

subtracted

c.

added and multiplied

d.

added

Discuss
Answer: (d).added
Q113.
In Bayesian methods, difficulty with making estimations is that the estimate depends on the following Assumption.
(Assumption – The mutation rate in sequences has been constant with time and that the rate of mutation of all nucleotides is the same.)

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q114.
Another difficulty in Bayesian methods is deciding on the length of sequence that was duplicated.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q115.
A length and distance that gives the highest overall probability may then be determined. Such alignments are initially found using ________

a.

a particular scoring matrix only

b.

an alignment algorithm only

c.

an alignment algorithm and a particular scoring matrix

d.

dot method

Discuss
Answer: (c).an alignment algorithm and a particular scoring matrix
Q116.
Which of the following feature of Bayesian methods is the disadvantage of it?

a.

A length and distance that gives the highest overall probability may be determined

b.

They are used to calculate evolutionary distance

c.

Computationally Bayesian methods are better

d.

A specific mutational model is required

Discuss
Answer: (d).A specific mutational model is required
Q117.
Zhu (1998) have devised a computer program called the Bayes block aligner which in effect slides ____ sequences along each other to find the ______ ungapped regions or blocks.

a.

two, least scoring

b.

two, highest scoring

c.

multiple, highest scoring

d.

multiple, least scoring

Discuss
Answer: (b).two, highest scoring
Q118.
Unlike the commonly used methods for aligning a pair of sequences, the Bayesian method _______ using a particular scoring matrix or designated gap penalties.

a.

does not depend on

b.

depends on

c.

is based on

d.

involves

Discuss
Answer: (a).does not depend on
Q119.
Which of the following is incorrect regarding pair wise sequence alignment?

a.

The most fundamental process in this type of comparison is sequence alignment

b.

It is an important first step toward structural and functional analysis of newly determined sequences

c.

This is the process by which sequences are compared by searching for common character patterns and establishing residue-residue correspondence among related sequences

d.

It is the process of aligning multiple sequences

Discuss
Answer: (d).It is the process of aligning multiple sequences
Q120.
Which of the following is incorrect about evolution?

a.

The macromolecules can be considered molecular fossils that encode the history of millions of years of evolution

b.

The building blocks of these biological macromolecules, nucleotide bases, and amino acids form linear sequences that determine the primary structure of the molecules

c.

DNA and proteins are products of evolution

d.

The molecular sequences barely undergo changes

Discuss
Answer: (d).The molecular sequences barely undergo changes
Page 12 of 15