This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'Branch that deals with medicinal drugs obtained from plants and other natural resources - \nSelect and explain. \nA. Pharmacognosy, B. Pharmacogenetics, C. Pharmacogenomics, D. Pharmacopia', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Pharmacognosy Pharmacognosy : It is the branch the deals with the knowledge peaining to the medicinal drugs obtained from plants and other natural sources. Pharmacogenetics : Study of genetic basis for variability in drug response Pharmacogenomics : Use of genetic information to guide the choice of drug and dose on an individual basis.", 'role': 'assistant'}]