Defence and foreign policy. One of the key reasons for Federation was to achieve a united defence force which could better protect Australia. Around the 1880s, the Australian colonies had become increasingly concerned over the close proximity of foreign powers.
Protein Structure Determination. The three-dimensional shape of a protein is determined by its primary structure. The order of amino acids establishes a protein's structure and specific function. The distinct instructions for the order of amino acids are designated by the genes in a cell.
Functions of Proteins 3. Amino Acids Amino acids â¢ are the molecular building blocks of proteins â¢ contain a carboxylic acid group and an amino group on the alpha (ï¡) carbon â¢ are ionized in solution â¢ each contain a different side group (R) side chain R â H 2 N âC â COOH â H 4.