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Edexcel IGCSE - Biology
The Nature and Variety of Living Organisms
Characteristics of Living Organisms
Variety of Living Organisms
Structure and Functions in Living Organisms
Levels of Organisation
Cell Structure
Biological Molecules
Movement of Substances into and out of Cells
Nutrition
Respiration
Gas Exchange
Transport
Excretion
Co-ordination and Response
Reproduction and Inheritance
Reproduction
Inheritance
Ecology and the Environment
The Organism and the Environment
Feeding Relationships
Cycles within Ecosystems
Human Influences on the Environment
Use of Biological Resources
Food Production
Selective Breeding
Genetic Modification (Genetic Engineering)
Cloning
Diagnostic Challenge
Assessment 1
Assessment
P1 General Assessment
P2 General Assessment
Ecology and the Environment
Feeding Relationships
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43 Pages
ECOLOGY AND THE
ENVIRONMENT
Chapter 4
