This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
Drugs acting through receptors exhibit the following features except 
Select and explain. 
A. Structural specificity, B. High potency, C. Competitive antagonism, D. Dependence of action on lipophilicity
D: Dependence of action on lipophilicity
Answer: D: Dependence of action on lipophilicity 
Explanation: A drug acting on a specific receptor must have a specific structure, high affinity and potency can be a agonist or an antagonist. Lipophilicity is not a feature for a drug to bind to receptor. Ref: KDT 6/ e pg 45