https://blogs.mercola.com:443/sites/vitalvotes/archive/2017/09/28/move-over-crispr-new-dna-surgery-on-embryos-removes-disease.aspxThe fundamental building blocks of DNA are the bases adenine, cytosine, guanine and thymine, and they are commonly referred to by their respective first letters, A, C, G and T. Combinations of these four letters make up the blueprint and programming ofenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)