Gene Expression MCQs

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

Gene Expression MCQs | Page 18 of 35

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Q171.
Enzymes of __________________________ are clustered together in a bacterial operon.
Discuss
Answer: (a).metabolic pathway
Q172.
When was the operation mechanism of a bacterial operon first elucidated?
Discuss
Answer: (a).1961
Q173.
In a bacterial operon, which is located downstream of the structural genes?
Discuss
Answer: (d).regulatory gene
Q174.
The structural genes in an operon lie adjacent to one another.
Discuss
Answer: (a).True
Q175.
Which is a DNA-binding protein?
Discuss
Answer: (a).repressor
Q176.
The repressor protein is encoded by _________________
Discuss
Answer: (a).regulatory gene
Q177.
The capability of the repressor to bind the operator depends upon _____________
Discuss
Answer: (b).conformation
Q178.
The lac operon consists of ____ structural genes.

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (c).3
Q179.
Which of the following acts as an inducer in the lac operon?
Discuss
Answer: (c).lactose
Q180.
The lac operon is under positive control, a phenomenon called _________________
Discuss
Answer: (d).glucose-effect