Edexcel, Biology and Human Biology, AS and A Level (AS + A2)
Biology AS (8040)
Biology A Level (AS + A2) (9040)
Human Biology AS (8042)
Human Biology A Level (AS + A2) (9042)
AS Level
Unit 2B Exchange, transport and reproduction (Biology only)
Unit 2H Exchange, transport and reproduction in humans (Human Biology only)
Unit 3 Energy and the environment
A2
Unit 4 Respiration and coordination and Options
Option A Microbiology and biotechnology
Option B Food science Option C Human health and fitness
Unit 5B Genetics, evolution and biodiversity (Biology only)
Unit 5H Genetics, human evolution and biodiversity (Human Biology only)
(Unit 6) Synoptic and practical assessment - not covered in book
The specification content is given in the first column.
The reference to the double-page spread(s) where the specification item is covered is given in the second column.
Any additional information is given in the third column.
(The horizontal rules are for clarification of the reference and do not appear in the specification document.)



