Biochemistry is the study of the chemical substances and vital processes occurring in living organisms. This area of study which is also called Biological Chemistry, in the medical curriculum, is devoted in the understanding of chemical processes, the substances involved, and their regulation, in living organisms such as human beings. Whilst the processes occurring within a cell is studied under Cell Biochemistry, Clinical Biochemistry/Clinical Chemistry will discuss the chemical changes at the human body level. Study of Nutrition will provide an insight into the chemical nature of nutrients, their role in the body and hoe they can be supplied to the human beings.