206 Biology O Level Notes

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1 Cell Structure and Organization 8
1.1 Cell Structure and Organization 8
1.2 Cell Structure and Organization 11
2 Diffusion and Osmosis 16
2.1 Diffusion and Osmosis 16
2.2 Diffusion and Osmosis 16
2.3 Diffusion and Osmosis 18
2 Diffusion and Osmosis 16
4.1 Plant Nutrition 24
4.2 Plant Nutrition 27
4.3 Plant Nutrition 28
5.1 Animal Nutrition 30
5.2 Animal Nutrition 30
5.3 Animal Nutrition 40
5.4 Animal Nutrition 40
5.5 Animal nutrition 44
5.6 Animal Nutrition 45
6.1 Transport in Flowering Plants 48
7.1 Transport in Humans 54
8.1 Respiration 62
8.2 Respiration 62
8.3 Respiration 64
9.1 Excretion 70
9.2 Excretion 71
10.1 Homeostasis 76
11.1 Support, movement and locomotion 254
11.2 Support, movement and locomotion 257
12.1 The use and abuse of drugs 263
13.1 Microorganisms and biotechnology 265
13.2 Microorganisms and biotechnology 270
13.3 Microorganisms and biotechnology 277
14.1 Relationships of organisms with one another and with the environment 285
15.1 Development of organisms and continuity of life 300
15.2 Development of organisms and continuity of life 349
16.1 Inheritance 357
16.2 Inheritance 360