N.B. This is the old edition. There is a 2nd Edition of this book available.

Dr Marianne Izen has over twenty years' experience as an A Level Biology teacher and examiner and has provided science teacher training for schools across the UK. Before teaching in universities in both the UK and the USA, Marianne conducted research on plant cells and published papers on their behaviour in tissue culture. Marianne was Head of Science at Heathfield School for Girls.

Introduction to A2 Biology; Specification Map; Unit 3: Chemical elements and biological compounds, Cell structure and organisation, Cell membranes and transport, Biological reactions are regulated by enzymes, Nucleic acids and their function, Cell cycle and cell division; Component 2: Organisms and evolutionary history, Adaptations for gas exchange, Adaptations for transport in animals, Adaptations for transport in plants, Adaptations for nutrition; Exam practice questions