Chemistry deals with the study of matter and its interactions. It is a science that is considered the foundation of many other sciences. Chemists study atoms, molecules and the properties of compound substances. They study how they are structured, how they function and how they change energy when combined with other substances. Chemists conduct research in laboratories that has led to advances in food processing, agriculture and medicine.
Biology is the study of life from the cellular structure of plants and animals to the environmental issues of a local or global nature. A biologist investigates how organisms are structured, how they evolve, how their life processes function and how they interact with the rest of the environment.