1. What are the clusters of genes that share a common promoter and are transcribed as a single mRNA molecule in prokaryotes called?

2. What are the two main types of factors that regulate the transcription of operons in prokaryotes?

3. Which type of regulation controls the rate and direction of metabolic reactions to adapt to changing environmental conditions and physiological needs?

4. Which type of organisms lack a nucleus and other membrane-bound organelles?

5. What is the organization of genetic material in prokaryotes?

6. In prokaryotes, genes are often organized into clusters called ___________, which are transcribed as a single mRNA molecule.

7. What are operons in prokaryotes?

8. Which type of genetic regulation occurs by modifying the structure, localization, stability, or interaction of proteins after they have been synthesized?

9. What are the proteins that bind to specific DNA sequences called operators and control the transcription of operons in prokaryotes?

10. Which type of genetic regulation occurs by controlling the amount and activity of proteins?

11. Which of the following is NOT a level at which gene expression can be regulated?

12. Which molecules are the main catalysts and regulators of metabolic reactions?

13. Which type of factors regulate the transcription of operons in prokaryotes?

14. What are the small circular DNA molecules found in prokaryotes, in addition to the main circular chromosome, called _________?

15. What is one of the main mechanisms of metabolic regulation?

16. What are the specific DNA sequences that repressor proteins bind to and control the transcription of operons in prokaryotes called ________?

17. Which process involves the transfer and storage of energy in living cells?

18. Which level of gene expression regulation involves the synthesis of RNA from DNA?

19. What is the role of gene expression in metabolic regulation?

20. What is the process by which genetic information encoded in DNA is transcribed into RNA and translated into proteins called?

21. Which level of gene expression regulation involves the binding of repressor proteins to specific DNA sequences?

22. What is the main function of metabolism in living cells?

23. What are the main functions of proteins in metabolic reactions?

24. Which of the following is an accurate statement about metabolic regulation?

25. Which level of gene expression regulation involves the modification of RNA molecules before they are translated into proteins?

26. Which of the following is true about the genome of prokaryotes?

27. Which type of organisms lack a nucleus and other membrane-bound organelles?