ELECTRON paramagnetic resonance studies 1 of wood; lignins; tannins, and humic acids, such as are found in soils and coals, show an electron paramagnetic resonance line of 6 ± 2 gauss width at g ...
Amino acids are small molecules that are the building blocks of proteins. Proteins serve as structural support inside the cell and they perform many vital chemical reactions. Each protein is a ...
Proteins are composed of one or more chains of amino acids, which are linked together by peptide bonds and folded into specific three-dimensional structures. Proteins have four levels of structure: ...