It also occurs in other fruits in vegetables and in animal tissues and fluids either as the free acid or as citrate ion. ... Crystallization of citric acid from a hot aqueous solution yields anhydrous citric acid; crystallization from a cold solution yields the monohydrate. ... The metal is solubilized as the complex ion and following extraction, the pure metal is recovered by reduction with zinc dust. In silver-plating, a smooth adherent deposit is obtained on a metal cathode when electrolysis is carried in presence of an excess of cyanide ion. ...

• Word Count: 1581
• Approx Pages: 6
• Has Bibliography
• Grade Level: Undergraduate

Due to its water solubility epinephrine binds to membrane bound receptors where this binding then activates the opening of ion channels. ... Another example of epinephrine being used with the G-protein mechanism is the opening of ion channels, more specifically calcium channels which allows smooth muscles to contract. ... [Soc131] Cortisol is a lipid soluble hormone which means that it is small in size and has a low solubility in aqueous fluids. ...

• Word Count: 2112
• Approx Pages: 8
• Has Bibliography
• Grade Level: Undergraduate