(August 2004) A cell functions by using its genes to produce proteins and although each cell within an organism will usually contain the same set of genes, there are significant differences in which genes are activated and how they are controlled. This is idea is easy to digest when you think about how a single-celled embryo goes on to produce all kinds of different tissues. At any rate, the mechanism by which genes are utilized is the same for all cells and involves the transcription of a gene into mRNA before being translated into a protein. The production of mRNA…