SEAGRASS TRANSLATION. “Ten PSGs were found to be ribosomal proteins involved in translation. From an evolutionary point of view, translation is an ancient cellular process, and high selection pressure is expected to act against deleterious mutations, as ribosome functioning affects virtually all cellular processes.” (PSGs= positively selected genes).
http://bmcevolbiol.biomedcentral.com/articles/10.1186/1471-2148-11-8