Question: 5. Describe the role of the lac repressor in transcriptional regulation of the lactose operon. In…

5. Describe the role of the lac repressor in transcriptional
regulation of the lactose operon. Include in this answer a
discussion of the structure, DNA binding, and the DNA binding sites
of the repressor.

6. Describe the role of cAMP in transcriptional regulation of
the lactose operon.

7. Describe the CAP transcription factor subunit structure and
its role in transcriptional regulation of the lactose operon. Where
does it bind in the promoter and what is this site called?