12. Gene Regulation in Prokaryotes
Lac Operon
2:12 minutes
Problem 12
Textbook Question
Textbook QuestionConsider the transcription of genes of the lac operon under two conditions: (1) when both glucose and lactose are present and (2) when glucose is absent and lactose is present. Describe the comparative levels of transcription of lac operon genes under these conditions, and explain the molecular basis for the difference.
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