The sigma subunit of prokaryotic RNA polymerase_______________?

Related Mcqs:

1. The process by which a base sequence of messenger RNA is synthesized (by a RNA polymerase) on a template of complementary DNA is called______________?

   A. Transcription
   B. Transduction
   C. Translation
   D. Translocation

2. R-RNA is mainly produced mainly in___________?

   A. Nucleus
   B. Nucleolus
   C. Ribosome
   D. Endoplasmic reticulum

3. The portion of DNA in Which RNA polymerase binds and starts transcription is called______________?

   A. Terminator
   B. Anti terminator
   C. Operator
   D. Promoter region

4. In all the following RNA participates directly except________________?

   A. Post translation modification
   B. Post transcriptional modification
   C. DNA replication
   D. Splicing

5. The process of transfer of information from the RNA to the proteins is called______________?

   A. Mutation
   B. Translation
   C. Transcription
   D. Conjugation

6. Which of the following is not a post transcriptional modification of RNA ?

   A. Splicing
   B. 5′ capping
   C. 3′ polyadenylation
   D. Glycosylation

7. An enzyme that makes a double stranded DNA copy from a single stranded RNA template molecule is known as____________?

   A. DNA polymerase
   B. RNA polymerase
   C. Reverse transcriptase
   D. Phospho kinase

8. The major functional difference between DNA and RNA is_____________?

   A. RNA contains ribose
   B. DNA carries the information in all organizations
   C. DNA is localized in nucleus
   D. RNA does not contain thymine

9. Which of the following is a RNA virus ?

   A. Measles virus
   B. Herpes Virus
   C. Papavo virus
   D. Adeno virus

10. The only virus, which has double stranded RNA, is______________?

    A. Bunya virus
    B. Reo virus
    C. Calci virus
    D. Rhabdo virus