Transcription in Prokaryotes and Eukaryotes MCQs

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

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Transcription in Prokaryotes and Eukaryotes MCQs | Page 13 of 16

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Q121.
Which of the following association acts as transcriptional activator?

a.

Myc- Max

b.

Mad- Max

c.

Map- Mad

d.

MapK- Myc

Discuss
Answer: (a).Myc- Max
Q122.
In an experiment you perform the following- you attach a flag epitope to HDAC, you over express a mutated Mad1-pro gene within the experimental cell, you immunoprecipitate the protein complex using flag epitope and run that on a non-denaturing SDS PAGE and western blot. Now you add antibodies for HDAC, MAD1 and SIN3A stripping after each addition. What will you observe?

a.

Bands at same position every time

b.

3 bands at different positions one at a time

c.

Bands at same position on 2 occasions

d.

No band

Discuss
Answer: (c).Bands at same position on 2 occasions
Q123.
In presence of Thyroid hormone the receptor TR binds to ____________

a.

RXR directly

b.

mRPD3 directly

c.

NcoR directly

d.

mRPD3 indirectly

Discuss
Answer: (a).RXR directly
Q124.
If the events in post transcriptional modification are listed as-

i) Polyadenylation ii) capping iii) splicing

What would be the correct sequence?

a.

i->ii->iii

b.

iii->ii->i

c.

i->iii->ii

d.

ii->i->iii

Discuss
Answer: (d).ii->i->iii
Q125.
Which RNA transcript would be capped by the capping enzymes in vitro mixture of RNA?

a.

Pol II transcripts

b.

Pol I and Pol III transcripts

c.

Pol I transcripts

d.

Pol I, Pol II and Pol III transcripts

Discuss
Answer: (d).Pol I, Pol II and Pol III transcripts
Q126.
Which nucleotide is present in the 5’ cap?

a.

ADP

b.

GDP

c.

CDP

d.

UDP

Discuss
Answer: (b).GDP
Q127.
Which is the 1st enzyme in capping?

a.

Guanyltransferase

b.

RNA 5’ triphosphatase

c.

N7G methytransferase

d.

Guanul transferase

Discuss
Answer: (d).Guanul transferase
Q128.
The post transcriptional modifications are done after the transcript is completely transcribed. State whether the statement is true or false.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q129.
CBP acts as a(an)_______________

a.

Enzyme

b.

Adaptor

c.

Catalyst

d.

Suicide enzyme

Discuss
Answer: (c).Catalyst
Q130.
In an experiment you try to hybridize a DNA single strand with a mature RNA. You observe loops being formed. These loops have ____________

a.

DNA

b.

RNA

c.

HIstone octamer

d.

Histone H1

Discuss
Answer: (a).DNA
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