The first one sets the color of the body element — and thereby also the color of h1 through inheritance — while the second one sets the color specifically on the h1 element. However, in many cases the designer will want to tweak the style sheet by hand afterwards, so we recommend that you learn to write and edit CSSs by hand. The complex at this stage is known as the spliceosome A complex. Several abnormally spliced DNMT3B mRNAs are found in tumors and cancer cell lines. In two separate studies, expression of two of these abnormally spliced mRNAs in mammalian cells caused changes in the DNA methylation patterns in those cells. And third, since musixtex is a generic package the syntax often is more plainTeX- than LaTeX-like.