Question

What is the work of the sigma factor in transcription?

a.

Helicase action

b.

Transcription initiation

c.

Transcription elongation

d.

Transcription termination

Answer: (b).Transcription initiation

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. What is the work of the sigma factor in transcription?

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Name the sigma factor which is used for promoter recognition?

Q. Which of the following is used to describe the time taken by RNA polymerase to leave the promoter?

Q. How many base pairs of DNA is transcribed by RNA polymerase in one go?

Q. Which of the following transcription termination technique has RNA dependent ATPase activity?

Q. Name the one intrinsic terminator of transcription.

Q. Mark the one, which is NOT the transcription inhibitor in eukaryotes.

Q. The process of modification of pre mRNA is known as___________

Q. In eukaryotes, transcription and translation take place in the same compartment.

Q. Which of the following is NOT the step of mRNA processing?

Q. Which of the following form 5’cap?

Q. Choose the INCORRECT statement about 5’ cap.

Q. Which of the following group of introns form stable lariat structure?

Q. Name the type of intron which needs spliceosomes to be spliced?

Q. Name the term where a single pre-mRNA is processed into a number of products?

Q. Following RNAse are used for RNA processing except one, mark that?

Q. Conversion of messages carried by mRNA into amino acid sequences is called___________

Q. tRNA has peptidal transferase activity.

Q. The following set of RNA is required in the translation process except one, mark the INCORRECT?

Q. What is the size of the prokaryotic ribosome?

Q. Name the sequence of RNA, which is recognized by a small subunit of the ribosome.

Recommended Subjects

Are you eager to expand your knowledge beyond Life Sciences? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!