IB Biology Practical Investigations
Cells (including option C)
The Chemistry of Life (including AHL/ option C)
Genetics (including AHL)
Ecology and Evolution (including options D and G)
Human Health and Physiology (including AHL)
Additional Higher Level
Human Nutrition and Health(SL)
The new subject guide contains significant changes in internal assessment procedures and criteria.
To make sure you have the right subject guide, please go to the OCC Biology Section.