This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacodynamics, Subject name: Pharmacology
The study of how variations in the human genome affect the response to medications is known as? 
Select and explain. 
A. Pharmacogenomics, B. Pharmacokinetics, C. Pharmacotherapeutics, D. Pharmacovigilance
A: Pharmacogenomics
Answer: A: Pharmacogenomics 
Explanation: ANSWER: (A) PharmacogenomicsREF: Goodman and Gillman s 11th edition page 57"Pharmacogenetics is the study of the genetic basis for variation in drug response; it also encompasses pharmacogenomics, which employs tools for surveying the entire genome to assess multigenic determinants of drug response"