Basics of Genetic Engineering MCQs

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

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Basics of Genetic Engineering. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Basics of Genetic Engineering MCQs | Page 15 of 24

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Q141.
The method used to produce plants and animals with desirable traits is

a.

Selection

b.

Rejection

c.

Breeding

d.

Fertilization

Discuss
Answer: (a).Selection
Q142.
Milk production in cows is an example of

a.

Continous variation

b.

Co dominance

c.

Discontinous variation

d.

Co recessive

Discuss
Answer: (a).Continous variation
Q143.
A vector is a plasmid used to transfer the

a.

Chromosome

b.

Gene

c.

Nucleus

d.

Cell

Discuss
Answer: (b).Gene
Q144.
In gene therapy the healthy gene are used to replace the

a.

Dead gene

b.

Abnormal gene

c.

Defective gene

d.

Old gene

Discuss
Answer: (c).Defective gene
Q145.
Phosphatases refer to __________

a.

the enzymes which add phosphate group at the end of the DNA molecule in the place of hydroxyl group

b.

the enzymes which hydrolytically remove phosphate group from the DNA molecules and replace them with hydroxyl group

c.

the enzymes responsible for removal of phosphate group from the DNA molecules and replace them with hydrogen

d.

the enzymes responsible for replacing hydrogen in the DNA molecules with the phosphate group

Discuss
Answer: (b).the enzymes which hydrolytically remove phosphate group from the DNA molecules and replace them with hydroxyl group
Q146.
How is phosphatase related to the ligation reactions?

a.

Phosphate group is not required for the ligation reaction to take place, thus phosphatase is helpful

b.

It is helpful in ceasing the unwanted ligation

c.

Phosphatases are not at all related to ligation reactions

d.

They act as a catalyst in case of the ligation reaction

Discuss
Answer: (b).It is helpful in ceasing the unwanted ligation
Q147.
How can phosphatase activity terminated prior to a ligation reaction?

a.

By heating

b.

By cooling

c.

By creating vibrations

d.

By alternatively cooling and heating

Discuss
Answer: (a).By heating
Q148.
Basic classification of polymerases includes how many types?

a.

2

b.

3

c.

4

d.

5

Discuss
Answer: (d).5
Q149.
Polymerase can be defined as ______________

a.

an enzyme used to synthesize a new DNA or RNA strand on the basis of pre-existing strand or at times without a pre-existing strand

b.

an enzyme used for removal of nucleotides from the DNA or RNA strand

c.

an enzyme which can synthesize only a new DNA strand, not an RNA strand

d.

an enzyme which can synthesize either a new DNA or an RNA strand but only when a strand is there

Discuss
Answer: (a).an enzyme used to synthesize a new DNA or RNA strand on the basis of pre-existing strand or at times without a pre-existing strand
Q150.
Which of the following activity is not possible in the case of DNA polymerase I?

a.

3’-5’ exonuclease

b.

5’-3’ exonuclease

c.

5’-3’ DNA synthesis

d.

3’-5’ DNA synthesis

Discuss
Answer: (d).3’-5’ DNA synthesis
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