Genomes and their Evolution MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Genomes and their Evolution, a fundamental topic in the field of Cell 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 their Evolution 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 their Evolution mcq questions that explore various aspects of Genomes and their Evolution problems. Each MCQ is crafted to challenge your understanding of Genomes and their Evolution principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Cell Biology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Genomes and their Evolution MCQs are your pathway to success in mastering this essential Cell 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 their Evolution. 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 their Evolution knowledge to the test? Let's get started with our carefully curated MCQs!

Genomes and their Evolution MCQs | Page 14 of 20

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Q131.
The phosphate molecules present on the DNA strand give it a large positive charge.
Discuss
Answer: (b).False
Discuss
Answer: (c).hydrophobic, van der Waals
Q133.
What is the width of the DNA double helix?
Discuss
Answer: (b).2 nm
Q134.
Proteins can interact with a DNA molecule by ____________________
Discuss
Answer: (a).fitting into the grooves
Q135.
The supercoiled state of DNA was first discovered in the year __________
Discuss
Answer: (c).1963
Q136.
Supercoiled DNA is more compact than its relaxed counterpart and therefore __________
Discuss
Answer: (b).sediments faster
Q137.
Which of the following is used to visualize DNA molecules in a gel?
Discuss
Answer: (a).ethidium bromide
Q138.
Circular DNAs are negatively supercoiled.
Discuss
Answer: (a).True
Q139.
Etoposide and doxorubicin, the drugs used in Cancer treatment target the enzyme ___________
Discuss
Answer: (b).topoisomerase II
Q140.
The three-dimensional structure of DNA can be described by _________
Discuss
Answer: (b).X-ray crystallography