What you’ll learn5 learning objectivesChoose one objective for a focused lesson, or study the complete topic.16.3.1Structural genes vs regulatory genes• Structural genes vs regulatory genesSyllabus objective16.3.2Repressible enzymes vs inducible enzymes• Repressible enzymes vs inducible enzymesSyllabus objective16.3.3Genetic control in prokaryotes• Genetic control in prokaryotes: lac operonSyllabus objective16.3.4Transcription factors in eukaryotes• Transcription factors in eukaryotes: bind to DNA, control gene expression by affecting transcription rateSyllabus objective16.3.5Gibberellin and gene activation• Gibberellin activates genes by causing DELLA protein repressor breakdownSyllabus objective