Genomes and DNA MCQs

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

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

Genomes and DNA MCQs | Page 10 of 12

Q91.
With respect to topoisomerases which of the following is true?
Discuss
Answer: (c).Requires ATP
Q92.
Topoisomerases I and II differ only on the number of steps required to change the linking number.
Discuss
Answer: (b).False
Q93.
Which special enzyme introduces negative supercoils in DNA?
Discuss
Answer: (c).Gyrase
Discuss
Answer: (c).Cannot catenate and decatenate
Q95.
Topoisomerases introduces catenation to promote cell division.
Discuss
Answer: (b).False
Q96.
Type I topoisomerase can never decatenate catenated circular DNA?
Discuss
Answer: (b).False
Q97.
The promotion of DNA breaking and rejoining by topoisomerase requires______________
Discuss
Answer: (d).No external enzyme required
Discuss
Answer: (b).Phospho – tyrosine linkage
Q99.
To reseal the DNA backbone where does topoisomerase gets the energy from?
Discuss
Answer: (c).Phosphodiester cleavage
Q100.
Which of the following does not occur during cell division in prokaryotes?
Discuss
Answer: (a).Multiple decatenations
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