Which of the following is a mechanism by which transcription is regulated? 1.Rapid turn-on and turn-off of gene expression in response to environmental changes
2)Preprogrammed circuits or cascades of gene expression
3)Light-switch method
A) 1
B) 2
C) 3
D) 1 and 2
E) 1 and 3

Question

Quizplus · Accepted Answer

Rapid turn-on and turn-off of gene expression in response to environmental changes and preprogrammed circuits or cascades of gene expression are both mechanisms by which transcription is regulated. The light-switch method is not a widely recognized mechanism for transcriptional regulation.

Which of the Following Is a Mechanism by Which Transcription