IB Biology Practical Investigations



Statistical Analysis

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

Plant Science


Human Nutrition and Health(SL)

Physiology of Exercise(SL)

Neurobiology and Behaviour

Microbes and Biotechnology

Further Human Physiology (HL)

Assessment Criteria

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.