Biology at A level is an information-rich course designed to develop theoretical and practical scientific skills, knowledge and understanding. It offers exciting insights into the contemporary world of science. Biology is a multidisciplinary subject that is made up of many different and interdependent fields. Students study biology in a range of different contexts, including aspects of industrial and everyday life, which requires them to investigate and solve problems. Students will sit two AS examinations at the end of year 12 (AQA 7401) and three A2 examinations at the end of year 13 (AQA 7402). Year 12 During Year 12 the students will cover four main areas: Section 1: Biological molecules o Different types of molecules such as carbohydrates, fats and proteins o The structure of DNA and methods of replication Section 2: Cells o Their general structure and ways of studying them o Movement in and out of cells o The immune response Section 3: Organisms exchange substances with their environment o Gas exchange in a variety of animals and plants o Mass transport in animals & plants Section 4: Genetic information, variation and relationships between organisms o DNA, genes and chromosomes o Genetic diversity