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.
Nazareth is a borough in Northampton County, Pennsylvania, in the United States. The population was 5,746 at the 2010 census. Nazareth is located seven miles (11 km) northwest of Easton, four miles (6 km) north of Bethlehem and twelve miles (19 km) northeast of Allentown.It is located in the center of Northampton County, and is part of Pennsylvania's Lehigh Valley region.azareth is located seven miles (11 km) northwest of Easton, four miles (6 km) north of Bethlehem and twelve miles (19 km) northeast of Allentown.