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.
Definition of postgraduate for English Language Learners. : a student who continues to study for an advanced degree after earning a bachelor's degree or other first degree : a graduate student.
A graduate degree is usually referred to as masterâs degree and is undertaken after the completion of undergraduate course, also referred to as bachelorâs degree. While a bachelorâs degree is undertaken after school education, masterâs degree is undertaken after completion of undergraduate course.