This textbook covers the main topics required by GCSE syllabuses in Human Biology. It will also supplement GCSE Biology courses and provide an excellent basic reference for all students needing a grounding in Human Biology. Each unit is dealt with in a double-page spread with text on the left hand page and diagrams on the right allowing each topic to be easily assimilated. The features include: simply worded text with clear explanations of important technical terms; detailed glossary; and vocabulary and comprehension tests using both text and diagrams to reinforce understanding.