Unit 4 – Energy, Environment, Microbiology and Immunity

End of year exams looming? Want to recap everything you learnt in Year 12? Check out our online May Half-term AS-level Biology Recap Course on 29-30th May (AQA and OCR A).

Notes || Questions by Topic || Flashcards

This page is for International A-levels. If you started your course in September 2015 or later in England, you need the new Edexcel (A) Biology (2015) or Edexcel (B) Biology (2015) pages.

These topics are examined in the IAL Unit 4 paper for Edexcel Biology.













 
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