DNA,RNA and Protein Metabolism MCQs

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

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

DNA,RNA and Protein Metabolism MCQs | Page 17 of 37

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Q161.
The phenomenon of twisting around itself by a molecule to relieve helical stress is
Discuss
Answer: (a).Supercoiling
Q162.
When there is no net bending of the DNA axis upon itself, the DNA is said to be in a
Discuss
Answer: (c).Relaxed state
Q163.
Over-twisting of a molecule results in
Discuss
Answer: (b).Positive supercoiling
Q164.
Changing twist from relaxed state requires adding energy and increases the
Discuss
Answer: (b).Stress along molecule
Q165.
The enzyme responsible for the removal of supercoiling in replicating DNA ahead of the replication fork is
Discuss
Answer: (a).Topoisomerase
Q166.
The type of topoisomerases which generally relaxes DNA by removing negative supercoiling is
Discuss
Answer: (a).Type I
Q167.
The type of topoisomerases that can introduce negative supercoils is
Discuss
Answer: (b).Type II
Discuss
Answer: (a).Topoisomerases I and III
Discuss
Answer: (b).Linking difference
Q170.
Which type of supercoiling takes the form of extended right-handed coils?
Discuss
Answer: (a).Plectonemic supercoiling