Polar Amino Acids An amino acid is polar when the R group is an alcohol, thiol, or amide. 11. Acidic Amino Acids An amino acid is acidic when the R group is a carboxylic acid. 12. Basic Amino Acids An amino acid is basic when the R group is an amine.
Friedensburg is a census-designated place (CDP) in Schuylkill County, Pennsylvania, United States. The population was 828 at the 2000 census.
Kennett Square, PA. Sponsored Topics. Kennett Square is a borough in Chester County, Pennsylvania, United States. It is known as the Mushroom Capital of the World because mushroom farming in the region produces over a million pounds of mushrooms a year.