Fully updated for the revised CCEA specification and endorsed by CCEA. It has been subject to a detailed quality assurance process by an independent Biology expert. It contains new colour-coded practical work sections to address the AS3 paper and provides sample examination questions for each topic.

Illustrated in full colour with bright and clear presentation.

Contents:

AS 1 Molecules and Cells

Chapter 1 Molecules

Chapter 2 Enzymes

Chapter 3 Cells

Chapter 4 Cell Physiology

Chapter 5 Continuity of Cells

Chapter 6 Tissues and Organs

AS 2 Organisms and Biodiversity

Chapter 7 The Principals of Exchange and Transport

Chapter 8 Transport in Plants and Transpiration

Chapter 9 Circulatory Systems in Mammals

Chapter 10 The Adaptation of Organisms

Chapter 11 Biodiversity

Chapter 12 Human Impact on Biodiversity

The author, Dr James Napier, is a well-known Biology author who, prior to his recent retirement, was vice-principal in a Northern Ireland grammar school.