Transcription
Start by looking at the online textbooks. These links will give you an introduction to transcription and some images of the process.
Next- more detailed online resources introduce key initiators, proteins and and pathways of transcription. Includes a link to a complete set of lecture slides on transcription.
Then- look at the signaling pathways that mediate transcription.
Includes links to review articles and animations.Search NLM Online Textbooks- "transcription"
signaling