1. The location of first hexameric sequence typically found in pro-karyotic promoters is
2. Which of the following is a product of transcription?
3. The sigma factor
4. The synthesis of mRNA based on a DNA template is called
5. Recognition/binding site of RNA polymerase is called
6. Which of the following enzyme(s) is/are required for lactose fermentation?
7. Which of these catalyzes the synthesis of RNA from a DNA template?
8. A level of regulation, demonstrated by the termination of transcription if tryptophan is abundant, by the tryptophan operon in E.coli cells is called
9. An mRNA transcript of a gene contains
10. Which of the following proteins first binds to TATA box during transcription?
11. The components found in all prokaryotic transcription terminators is
12. A specific __________ factor helps RNA polymerase bind to late promoters and transcribe late genes.
13. Which of the following enzyme is used for synthesis of RNA under the direction of DNA?
14. What is the usual sequence of a Pribnow box?
15. Which of the following component of RNA polymerase facilitates the recognition of promoter sequences?
16. Which of the following statement defines a replicon?