Your cells contain two types of nucleic acids, ribonucleic acid and deoxyribonucleic acid, or RNA and DNA, respectively. They differ from the other macronutrients in that they are not a source of calories in your diet, and their role is strictly to direct the synthesis of new protein molecules.
The definition of a postgraduate is a student who is studying a subject beyond the college level when he already has a college degree. Someone attending medical school is an example of a postgraduate.
A master's degree (from Latin magister) is an academic degree awarded by universities upon completion of a course of study demonstrating a mastery or high-order overview of a specific field of study or area of professional practice.n Pakistani education system, there are two different master's degree programmes: 1  2 years master's programmes: these are mostly Master of Arts (M.A.) leading to M.Phil.; 2  4 years master's programmes: these are mostly Master of Science (M.S.) leading to Ph.D.