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.
Rutledge is a borough in Delaware County, Pennsylvania, United States. The population was 860 at the 2000 census. In the borough is a children's park named Triangle Park along with a Fire Department. Students living in Rutledge attend school in the Wallingford-Swarthmore School District. Rutledge was founded in 1885 by a group of Philadelphia businessmen, and incorporated as a Borough in 1887. Here is how the community was described in an 1897 promotional brochure: Legal