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 1 of 16

Discover more Topics under Cytogenetics

Q1.
Which protein mentioned below can reverse central dogma?
Discuss
Answer: (c).Reverse Transcriptase
Q2.
The catalytic activity resides in which subunit of RNA polymerase?
Discuss
Answer: (a).ฮฒโ€ฒ (156 kDa)
Discuss
Answer: (d).5โ€™->3โ€™ direction on 3โ€™->5โ€™ strand
Q4.
In an experiment you use RNA polymerase without its sigma factor for transcription. What will be the result that you observe?
Discuss
Answer: (d).More random transcription
Q5.
In an experiment you mutate the consensus sequence at the -10 box. You observe the rate of transcription reduces. Now you make complementary mutation to the sigma factor. What will you observe?
Discuss
Answer: (c).Original transcription rate
Q6.
You wanted to isolate active RNA polymerase (with a part of the transcript associated with it ) from cellular mix. For this, you perform an immunoprecipitation with anti sigma antibody. Then you check the precipitate. What will you observe?
Discuss
Answer: (b).RNA polymerase without transcript
Q7.
Which part of sigma factor associates with -10box?
Discuss
Answer: (b).2.4
Q8.
You want to find out which of the consequent gene X or Y is being transcribed. For this you do a hybridization competition analysis and plot the radioactivity curve with increasing concentration of the competitor unlabelled mRNA. If the transcribed gene was X, which observation fits your result?
Discuss
Answer: (b).The radioactivity of x decreases while that of y remains the same
Q9.
Which of these is the 1st event to take place during transcription initiation?
Discuss
Answer: (b).Formation of open initiation complex
Q10.
The catalytic unit of RNA polymerases when placed properly during initiation is just over _________
Discuss
Answer: (c).+1 site