Biology: Cambridge International GCSE Supplement revision notes
1 Classification of Living Organisms
1.1 Characteristics of Living Organisms
1.2 Concept and Uses of Classification Systems
1.3 Features of Organisms
2 Organisation of the Organism
2.1 Cell Structure
2.2 Size of Specimens
3 Movement Into & Out of Cells
3.1 Diffusion
3.2 Osmosis
3.3 Active Transport
4 Biological Molecules
5 Enzymes
6 Plant Nutrition
6.1 Photosynthesis
6.2 Leaf Structure
7 Human Nutrition
7.1 Diet
7.2 Digestive System
7.3 Physical Digestion
7.4 Chemical Digestion
7.5 Absorption
8 Transport in Plants
8.1 Xylem & Phloem
8.2 Water Uptake
8.3 Transpiration
8.4 Translocation
9 Transport in Animals
9.1 Circulatory Systems
9.2 Heart
9.3 Blood Vessels
9.4 Blood
10 Diseases & Immunity
11 Gas Exchange in Humans
11.1 Gas Exchange in Humans
12 Respiration
12.1 Respiration
12.2 Aerobic & Anaerobic Respiration
13 Excretion in Humans
14 Coordination & Response
14.1 Coordination & Response
14.2 Sense Organs
14.3 Hormones
14.4 Homeostasis
14.5 Tropic Responses
15 Drugs
16 Reproduction
16.1 Asexual Reproduction
16.2 Sexual Reproduction
16.3 Sexual Reproduction in Plants
16.4 Sexual Reproduction in Humans
16.5 Sex Hormones in Humans
16.6 Sexually Transmitted Infections
17 Inheritance
17.1 Chromosomes, Genes & Proteins
17.2 Mitosis & Meiosis
17.3 Monohybrid Inheritance
18 Variation & Selection
18.1 Variation
18.2 Adaptive Features
18.3 Selection
19 Organisms & Their Environment
19.1 Energy Flow
19.2 Food Chains & Food Webs
19.3 Nutrient Cycles
19.4 Populations
20 Human Influence on Ecosystems
20.1 Food Supply
20.2 Habitat Destruction
20.3 Pollution
20.4 Conservation
21 Biotechnology & Genetic Modification
21.1 Biotechnology & Genetic Modification
21.2 Biotechnology
21.3 Genetic Modification
