DNA,RNA and Protein MCQs

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

DNA,RNA and Protein MCQs | Page 5 of 8

Q41.
Replication of DNA ends are carried out by polymerase.
Discuss
Answer: (b).False
Q42.
Which of the following regarding the basic mechanism of gene expression is correct?
Discuss
Answer: (b).RNA ―> cDNA ―> mRNA ―> protein
Q43.
Which of the following does not take part in gene expression?
Discuss
Answer: (a).Replication
Q44.
Multiple copies of RNA could be formed at the same time.
Discuss
Answer: (a).True
Q45.
Amino acids prior to their incorporation into polypeptide must be attached to a special adaptor molecule. Who proved this and when?
Discuss
Answer: (b).Paul C. Zamecnic and Maholon B. Hoagland in 1957
Discuss
Answer: (a).The polymerization machinery consists of fifty proteins and two RNA molecules
Q47.
Ribosome begins its translation at the 3’ end of the mRNA in prokaryotes.
Discuss
Answer: (b).False
Q48.
Check which one of the following mechanisms is wrongly paired with its location of occurrence?
Discuss
Answer: (b).Post transcriptional mechanism – ER
Q49.
With respect to the subunits of ribosome which of the following is wrongly paired?
Discuss
Answer: (b).Large subunit = decoding center
Q50.
An mRNA bearing multiple ribosomes is known as______________
Discuss
Answer: (d).Polysome
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