WJEC Unit 4 Biology Revision

Notes || Questions by Topic || Past Papers

This page is for GCE from 2008. If you started your course in September 2015 or later, you need the new WJEC (England) Biology (2015) or WJEC (Wales) Biology (2015) pages.

Notes:

1. Importance of ATP
2. Respiration
3. Photosynthesis
4. Microbiology
5. Population Size
6. Control Systems
7. The Nervous System

Past Papers: