The CAP cAMP regulator in Lac operon is known for which of the following functions?
The CAP-cAMP regulator is acting as a positive regulator because its presence is required for gene expression. It functions in turning on the transcription of the structural genes in the operon. Ref:Harper's Illustrated Biochemistry 27thEdition, Page 80 - 384 ; Lippincotts Biochemistry 3rd Edition, Page 418, 419, 420 ; Principles of Genetics, 8th Ed By Gardner, Simmons, Snustad, 2006, Page 22.
Positive regulator
Negative regulator
Constitutive expression
Attenuation