What is the advantage of metabolizing drugs to more water-soluble forms? a. Water-soluble forms can more readily be excreted by the kidneys. b. Water-soluble forms can more readily be excreted by the liver. c. Water-soluble forms can increase the rate of gastric emptying. d. Water-soluble forms can pass through the blood-brain barrier. e. Water-soluble forms can decrease the amount of drug lost to protein bindin