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.
The Samsung Galaxy Tab A 10.1 was released in May 2016 with a 10.1 1920x1200 display; S-Pen version was released in September 2016. Galaxy Tab A 7.0 was released in March 2016 with a 7 1280x800 display and 1.5 GB of RAM.