The mevalonate (MVA) pathway is distributed in all three domains of lifetime; archaea, micro organism and eukaryotes. The MVA pathway is universally dispersed in archaea and non-photosynthetic eukaryotes, even though the pathway is sparse in microbes. In photosynthetic eukaryotes, some species possess the MVA pathway, while some provide the MEP https://collinsehjm.madmouseblog.com/13684529/how-much-you-need-to-expect-you-ll-pay-for-a-good-terpenes