curprev20:0220:02, 7 February 2024 Mplaninetalkcontribs 43,036 bytes+1,195 →Molecular functions: Added a diagram illustrating the use of B vitamins by life as precursors for essential reaction. Also added a couple paragraphs of text (this subsection had none) to help contextualize this information. I believe the above chart is more self-contained and thorough and should precede this content, but I also believe this is the right section for it in this article.undo