<prompt> Minimum alveolar concentration MAC is a measure of -Potency of anaesthetic agentSpeed of induction and recoveryLipid solubility of agentToxicity of agent  <response>: Ans. is a i.e., Potency of anaesthetic agent o Minimum alveolar concentration MAC - Measure of potency.o Blood : Gas partition coefficient - Blood solubility of anaesthetic agent and determines the speed of induction recovery.o Oil: Gas partition coefficient - Lipid solubility of anaesthetic agent and is related to potency of anaesthetic agent. 