Molecular Genetics Molecular Genetics The Regulation of Gene Expression The Operon Model The Operon Model An operon is a stretch of DNA that contains a set of one or more…

Regulation of Gene Expression Chromosomal Map begins at OriC; units of minutes. Only structural genes for enzymes are shown here. Their control regions (promoter and operator)…

Transcription regulation networks describe the inter- actions between transcription factor proteins and the genes that they regulate1–5. Transcription factors respond to…

Chapter 18~ Microbial Models: The Genetics of Viruses and Bacteria Viral structure Virus: âpoisonâ (Latin); infectious particles consisting of a nucleic acid in a protein…

Translation mRNA exits the nucleus through the nuclear pores In the cytoplasm, it joins with the other key players to assemble a polypeptide. The other parts of the machinery…