Greenville, CA Weather. The average temperature of Greenville is 47.37Â°F, which is much lower than the California average temperature of 61.17Â°F and is much lower than the national average temperature of 54.45Â°F.
(General) 1  An acid solution is one which contains hydrogen ions H+(aq). 2  An alkaline solution is one which contains hydroxide ions OH-(aq). 3  The concentration of ions in pure water is small.  In water and in neutral solutions the concentration of H+(aq) and OH-(aq) is the same.
Building Blocks of Proteins. Quick revise. Like carbohydrates and lipids, proteins contain the elements carbon (C), hydrogen (H) and oxygen (O), but in addition they also always contain nitrogen (N). Sulphur is often present as well as iron and phosphorus. Before understanding how proteins are constructed, the structure of amino acids should be noted.