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.
Best Answer: an undergraduate (degree) is the first degree taken by students at Univeristy. a postgraduate degree is a degree taken after graduating as a undergraduate ie the person has a BSc/Ba. typically a undergraduate degree is a Bachelor of (something) eg BSc...