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Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings 18.1: The trp operon

Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings 18.1: The trp operon – active repressor

Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings 18.1: The lac operon – active repressor

Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings 18.1: The lac operon – inactive repressor

Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings 18.2: Modes of Gene Expression in Eukaryotes

Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings 18.2: Regulation of transcription initiation