Gene expression, lac operon and mutation

What this note covers

1. Explain why cells regulate gene expression
2. Model the lac operon with lactose absent and present
3. Apply the current Lac Z and Lac Y requirement
4. Classify mutations by the molecular change
5. Separate expression changes from inherited sequence variation
6. Evaluate a gene-to-phenotype argument using linked evidence

6 sections · 10 key terms & formulas · 6 common mistakes