Arginine in the culture medium
A) has no effect on the enzymes required for the production of arginine.
B) enhances the synthesis of the enzymes required for the production of arginine.
C) neutralizes the enzymes required for the production of arginine.
D) represses the synthesis of the enzymes required for the production of arginine.

Question

Quizplus · Accepted Answer

Arginine in the culture medium acts as a corepressor, binding to a repressor protein that inhibits the transcription of genes encoding enzymes for arginine biosynthesis, thus repressing their synthesis.

Arginine in the Culture Medium