Organisms and Genetic Engineering MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Organisms and 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 Organisms and 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 Organisms and Genetic Engineering mcq questions that explore various aspects of Organisms and Genetic Engineering problems. Each MCQ is crafted to challenge your understanding of Organisms and 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 Organisms and 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 Organisms and 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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Organisms and Genetic Engineering MCQs | Page 19 of 19

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Q181.
Embryonic stem cells are also used for generation of transgenic organisms. They are obtained from _______ of a developing ________

a.

trophoectoderm, gastrula

b.

trophoectoderm, blastula

c.

inner cell mass, blastula

d.

inner cell mass, gastrula

Discuss
Answer: (c).inner cell mass, blastula
Q182.
Embryonic stem cells (ES) are isolated and are injected again into the blastocoel of a developing embryo. The embryo which develops is entirely made up of these cells only.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q183.
ES cells are used in order to ensure that insertion is done at the required chromosomal location and it is called as ____________

a.

gene targeting

b.

knocking out

c.

knocking in

d.

gene disruption

Discuss
Answer: (a).gene targeting
Q184.
If a gene is inactivated by gene targeting then it is called as ____________

a.

knock-in gene

b.

knock-out gene

c.

gene disruption

d.

insertional inactivation

Discuss
Answer: (b).knock-out gene
Q185.
Integration events may be insertional involving _____ crossover or replacement involving _____ crossovers.

a.

single, single

b.

double, double

c.

double, single

d.

single, double

Discuss
Answer: (d).single, double
Q186.
It is necessary to analyze the genome of transgenic cells to confirm that the site of integration is correct. This is carried out by southern blotting.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q187.
The gene targeting approach produces individuals which are ______ for inactivation of the gene.

a.

homozygous

b.

heterozygous

c.

either only homozygous or only heterozygous

d.

both heterozygous and homozygous

Discuss
Answer: (b).heterozygous
Q188.
If controlled inactivation of a gene is carried out and some of the consequences when inactivation of a target gene is deleterious are avoided. It is referred as ____________

a.

specialized gene targeting

b.

controlled gene targeting

c.

conditional gene targeting

d.

specific gene targeting

Discuss
Answer: (c).conditional gene targeting
Q189.
For carrying out gene manipulation, the use of cultured cells is _____ transgenic organisms.

a.

less reliable

b.

more reliable

c.

may be less or more reliable

d.

is same reliable as

Discuss
Answer: (a).less reliable
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