Proteins are linear polymers formed by linking the a-carboxyl group of one amino acid to the a-amino group of another amino acid. This type of linkage is called a peptide bond or an amide bond. The formation of a dipeptide from two amino acids is accompanied by the loss of a water molecule.
Release date. The Galaxy S8 and S8+ are both available to pre-order from Wednesday 29 March, with early buyers set to receive their handset on 20 April. The smartphones will be available to all from 28 April.
Word has it that Samsung may be working on the Samsung Galaxy S7 and that it could come out be announced this December, 2015 (as claimed by ValueWalk). In the same report, it was said that if it does come out this December, the Galaxy S7 may likely be available starting January, 2016.