A - Unity and Diversity
B - Form and Function
C - Interaction and Interdependence
D - Continuity and Change
D1.1 DNA replication
D1.2 Protein synthesis
D1.3 Mutations and gene editing
D2.1 Cell and nuclear division
D2.2 Gene expression (HL)
D2.3 Water potential
D3.1 Reproduction
D3.2 Inheritance
D3.3 Homeostasis
D4.1 Natural selection
D4.2 Sustainability and change
D4.3 Climate change
View a summary cheatsheet for D1.1 DNA replication
D1.1.1 DNA replication
D1.1.2 Semi-conservative nature of DNA replication
D1.1.3 Role of helicase and DNA polymerase in DNA replication
D1.1.4 Polymerase chain reaction and gel electrophoresis
D1.1.5 Applications of polymerase chain reaction and gel electrophoresis
D1.1.6 Directionality of DNA polymerases (HL)
D1.1.7 Differences between replication on the leading strand and the lagging strand (HL)
D1.1.8 DNA primase, DNA polymerase I, DNA polymerase III and DNA ligase in replication (HL)
D1.1.9 DNA proofreading (HL)
