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KS3 Biology
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1: Living Organisms
1: Cells and Organisation
Cells as a Fundamental Unit of Living Organisms
How to Observe, Interpret and Record Cell Structure Using a Light Microscope
Plant and Animal Cells
Diffusion
Unicellular Organisms: Structural Adaptations
Multicellular Organisms: Hierarchical Organisation
2: Skeletal and Muscular Systems
The Human Skeleton: Structure and Function
Biomechanics
Muscles: Function and Antagonistic Muscles
3: Nutrition and Digestion
The Content of a Healthy Human Diet
Consequences of Imbalances in the Human Diet
The Human Digestive System
Bacteria in the Human Digestive System
4: Gas Exchange Systems
The Human Gas Exchange System: Structure and Function
The Breathing Mechanism
Impact of Lifestyle and Health Conditions on the Gas Exchange System
5: Reproduction
Male and Female Reproductive Systems
The Menstrual Cycle
Reproduction in Humans
6: Health
Effects of Lifestyle on Human Health
Effects of Recreational Drugs
7: Plants
How Do Plants Obtain Nutrition and Water?
Gas Exchange in Plants
Reproduction in Plants
2: Material Cycles and Energy
1: Photosynthesis
Photosynthesis: Reaction and Its Importance to Life
Adaptations for Photosynthesis in Leaves
2: Cellular Respiration
Aerobic Respiration
Anaerobic Respiration
3: Biological Interactions
1: Relationships in an Ecosystem
Ecosystems
Food Webs
Human Food Security
The Effect of the Environment on Organisms
2: Inheritance Chromosomes DNA and Genes
Heredity
The DNA Model and Its Development
Differences Between Species
Variation Within Species
Competition, Natural Selection and Extinction
Importance of Maintaining Biodiversity
