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.
Registration Only. Valid purchase period: 3/30/2017 - 4/20/2017. Get a free Gear VR with Controller plus Oculus content bonus and Platinum Experience with Samsung Rewards when you pre-order the Galaxy S8. For an additional $99, get the full Gear VR experience including premium headphones by AKG and 256GB memory card.*.