Recombinant DNA Technology MCQs

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

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Recombinant DNA Technology MCQs | Page 9 of 21

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Q81.
Tubulin is regulated by

a.

binding of tubulin to tubulin mRNA

b.

splicing of the tubulin transcript

c.

binding of tubulin to the tubulin translational product

d.

binding of tubulin to DNA

Discuss
Answer: (c).binding of tubulin to the tubulin translational product
Q82.
Transcription factors are

a.

regions of DNA in the promoter area

b.

regions of DNA in the enhancer area

c.

any protein which binds to DNA

d.

proteins which bind DNAand initiate transcription

Discuss
Answer: (d).proteins which bind DNAand initiate transcription
Q83.
Genes which need to be coordinately regulated but are not in operons may be regulated by

a.

common transcription factor binding domains

b.

TATA boxes

c.

CAAT regions

d.

GC regions

Discuss
Answer: (a).common transcription factor binding domains
Q84.
DNA is methylated at

a.

AC sequences

b.

TATA sequences

c.

CAAT sequences

d.

CG sequences

Discuss
Answer: (d).CG sequences
Q85.
The order for the construction of a cDNA fragment from mRNA is to

a.

bind oligo-dT, treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dC, treat with DNA polymerase

b.

treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dC, treat with DNA polymerase and bind oligo-dT

c.

digest with RNase, add G residues to the 3' end, treat with reverse transcriptase, add G residues to the 3' end and treat with DNA polymerase

d.

bind oligo-dC, treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dT and treat with DNA polymerase

Discuss
Answer: (a).bind oligo-dT, treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dC, treat with DNA polymerase
Q86.
The TP53 gene of chromosome 17 codes for a protein __________ .

a.

that plays a role in the digestive process

b.

involved in glucose transport

c.

involved in the regulation of the cell cycle

d.

that is like a white blood cell protein

Discuss
Answer: (c).involved in the regulation of the cell cycle
Q87.
Why is golden rice pale yellow in color?

a.

It is rich in chlorophyll a.

b.

It is rich in beta-carotene.

c.

It is rich in chlorophyll b.

d.

It is rich in phycobilins.

Discuss
Answer: (b).It is rich in beta-carotene.
Q88.
When populations are small, gene frequencies can change from generation to generation and some alleles may become fixed in a population. This is called __________ .

a.

assortative mating

b.

inbreeding

c.

heterosis

d.

genetic drift

Discuss
Answer: (d).genetic drift
Q89.
Which of the following is correct in terms of determination of location of genetic traits?

a.

Known protein coding sequences are too far apart to allow linkage determination for most new genes

b.

Restriction sites allow DNAs to be digested

c.

Protein-coding genes are always associated with a restriction pattern

d.

None of the above

Discuss
Answer: (a).Known protein coding sequences are too far apart to allow linkage determination for most new genes
Q90.
In gel electrophoresis, DNA molecules migrate from __________ to __________ ends of the gel.

a.

negative ... positive

b.

basic ... acidic

c.

long ... short

d.

positive to negative

Discuss
Answer: (a).negative ... positive
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