How to use this series; How to use this resource; Introduction; 1 Cell structure; 2 Biological Molecules; Past paper practice 1; 3 Enzymes; 4 Cell membrane and transport; 5 The mitotic cell cycle; Past paper practice 2; 6 Nucleic acids and protein synthesis; 7 Transport in plants; 8 Transport in animals; Past paper practice 3; 9 Gas exchange; 10 Infectious diseases; 11 Immunity; Past paper practice 4; P1 Practical skills for AS Level; 12 Energy and respiration; 13 Photosynthesis; Past paper practice 5; 14 Homeostasis; 15 Control and coordination; Past paper practice 6; 16 Inheritance; 17 Selection and evolution; Past paper practice 7; 18 Classification, biodiversity and conservation; 19 Genetic technology; Past paper practice 8; P2 Practical skills for AS Level.