Khan Academy
Khan Academy: The Lac Operon
Learn about the regulation of genes for lactose utilization. lac repressor, catabolite activator protein, and cAMP.
University of Arizona
University of Arizona: Problemas De Genetic Molecular De Procariotas
Learn more about the operon model based on studies of lactose-dependent mutations of E. coli with the series of problems presented here. The correct answers have a brief explanation to reinforce the theories and incorrect answers are...