The 21 proteinogenic Î±-amino acids found in eukaryotes, grouped according to their side chains' pKa values and charges carried at physiological pH 7.4. Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid. The key elements of an amino acid are carbon, hydrogen, oxygen, and nitrogen, though other elements are found in the side chains of certain amino acids.
Kate in her final days at St Andrew's school, where she had an established circle of friends. When Kate Middleton asked her wedding guests to donate to an anti-bullying charity, the message seemed clear.
When she marries Prince William, Kate Middleton will take on a royal title. All titles are in the gift of the Queen and it is up to the monarch to choose which one to bestow on her grandson and his new wife. Tradition dictates that royal men receive a title on their wedding - and often more than one.