DNA Replication MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on DNA Replication, a fundamental topic in the field of Cytogenetics. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our DNA Replication 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 DNA Replication mcq questions that explore various aspects of DNA Replication problems. Each MCQ is crafted to challenge your understanding of DNA Replication principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Cytogenetics tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our DNA Replication MCQs are your pathway to success in mastering this essential Cytogenetics topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of DNA Replication. 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 DNA Replication knowledge to the test? Let's get started with our carefully curated MCQs!

DNA Replication MCQs | Page 3 of 4

Q21.
Deletion of which domain of ARS would give the least replication rate in eukaryotes?
Discuss
Answer: (a).A domain
Q22.
Which subunit in MCM is not phosphorylated in MCM after initiation is triggered?

a.

1

b.

2

c.

3

d.

7

Discuss
Answer: (b).2
Q23.
You are given a DNA fragment with a CBD lesion. Which polymerase(s) will you use to replicate this fragment without taking care of the error?
Discuss
Answer: (b).η (eta), ) θ (theta)
Q24.
We know that Beta clamp in bacteria has two subunits and takes the shape of a ring. Which of this will be characteristic of PCNA which is a beta clamp homologue for eukaryotes?
Discuss
Answer: (b).Three subunits forming ring
Q25.
What is the function of RFC in eukaryotic replication?
Discuss
Answer: (c).Clamp loader
Q26.
Cyclin-CDK complex (here considering S cyclin) when active is responsible for phosphorylating several proteins and this often marks then for destruction by ubiquitination. What would be its effect on Cdt activity?
Discuss
Answer: (a).Activation
Q27.
Which of these would you use as a competitive inhibitor for Cdt?
Discuss
Answer: (d).MCM 10
Discuss
Answer: (b).It is ubiquitinylated
Q29.
Pre-replication complex is necessary to initiate replication. It assembles in______________
Discuss
Answer: (b).G1 phase
Q30.
Which Cyclin-CDK complex will you find most active in M phase?
Discuss
Answer: (b).Cyclin B- CDK 1
Page 3 of 4