<span>Symbols for lipids is C and H. It also contains Nitrogen and phosphorous. DNA or RNA their symbol is C, H, O, N, P. Protein contains both sulfur and selenium which are C, H, O, N, P. Proteins are subunits of amino-acids. Proteins can be carriers, signaling structural and also immune responses. They are made of the nucleus. Lipids are hydrophobic and are naturally found in the body to mean that they don't mix with water reason being they are non-polar. Lipids make up phospholipids bilayer. DNA is supercoiled, and their backbone which is made up of phosphate and sugars groups.</span>
