The sciPAD 1.9 Science Genetic Variation Level 1 Workbook provides comprehensive coverage of Achievement Standard 90948 (Science 1.9 - Understanding of biological ideas relating to aspects of genetic variation). The workbook is divided into three manageable Chapters - The Genetic Code, Understanding Variation and Predicting Inheritance. It is a comprehensive and engaging workbook for science students, making it ideal for use during the year as well as a study and revision aid for exams.