Cell structure
Eukaryotes and prokaryotes

Animal cells

Plant cells

Cell division 

Chromosomes and mitosis

Stem cells

Specialised cells

Microscopes

Measuring cell size

Osmosis

Diffusion

Active transport

Key definitions sheet

The digestive system

Digestive enzymes

Factors affecting enzyme activity

Food tests

Effect of pH on amylase

Absorption in the small intestine

The heart and circulation

Arteries, veins and capillaries

The blood

Cardiovascular diseases

Gas exchange in the lungs

Tumors

Communicable and non-communicable diseases

Lifestyle and disease

Plant tissues

Transpiration

Communicable and non-communicable diseases

Pathogens

Viral diseases

Protist diseases

Bacterial diseases

Infectious diseases in plants

Non-specific defence systems

The immune system

Vaccination

Antibiotics

Testing medicines

Homeostasis

Reaction time

The nervous system

Reflex arc

The endocrine system

Blood glucose concentration Diabetes

The menstrual cycle

Contraception

Infertility

Negative feedback

Classification

Competition and interdependence

Biotic and abiotic factors

Food chains

Predator-prey cycles

Sampling organisms

The carbon cycle

The water cycle

Biodiversity

Waste management

Global warming

Maintaining biodiversity

Summary sheets