biOsphere
IB Biology resource hub - course content and IA guidelines.
course content
Year 1 7 units
Biomolecules
The chemistry of life: carbohydrates, lipids, proteins, and nucleic acids.
Cells
Cell structure, membrane transport, and organelle function.
Metabolism
Enzymes, ATP, photosynthesis, and cellular respiration.
Genetics
DNA structure, replication, transcription, translation, and biotechnology.
Heredity
Meiosis, inheritance, chromosomes, and variation.
Equilibrium
Homeostasis, feedback mechanisms, and the water balance.
Body Systems
Digestive, cardiovascular, respiratory, and nervous systems.
Year 2 5 units
Plants
Plant structure, transport, reproduction, and responses to stimuli.
Biodiversity
Ecosystems, energy flow, classification, and evolution.
Nutrition
Human nutrition, digestive system, and associated diseases.
Ecology
Populations, communities, ecosystems, and the carbon cycle.
Human Impacts
Environmental impacts, climate change, and sustainability.
internal assessment
Resources, templates, and guides to help plan, execute, and write a strong IB Biology IA.
IA Resources
Planning templates, marking guides, and example write-ups coming soon.