Nature Research
Scitable: Gene Expression and Regulation
Investigate gene expression with this collection of resources that explains how DNA is expressed to make RNA, how genes are turned "on" and "off", and what must occur for transcription to happen. The webpage explores gene expression by...
Khan Academy
Khan Academy: Overview: Gene Regulation in Bacteria
Get an overview of operons, regulatory DNA sequences, and regulatory genes. Also, explore repressor and activator proteins.
Khan Academy
Khan Academy: The Lac Operon
Learn about the regulation of genes for lactose utilization. lac repressor, catabolite activator protein, and cAMP.
Khan Academy
Khan Academy: The Trp Operon
Learn how the trp repressor controls gene expression. Find out about feedback inhibition and attenuation.