B1 Characteristics of living organisms
0/1
B2 Cells
0/5
B3 Movement into and out of cells
0/3
B4 Biological molecules
B5 Enzymes
B6 Plant nutrition
B7 Human nutrition
B8 Transport in plants
B9 Transport in animals
B10 Diseases and immunity
B11 Gas exchange in humans
B12 Respiration
B13 Coordination and response
B14 Drugs
B15 Reproduction
B16 Inheritance
B17 Variation and Selection
B18 Organisms and their environment
B19 Human influences on ecosystems
