Evolution of photosynthesis Evolution of photosynthesis The evolution of photosynthesis refers to the origin and subsequent evolution of photosynthesis, the process by which light energy synthesizes sugars from carbon dioxide, releasing oxygen as a waste product. The process of photosynthesis was discovered by Jan Ingenhousz, a Dutch-born British physician and scientist, first publishing about it in 1779. The first photosynthetic organisms probably evolved early in the evolutionary history of life and most likely used reducing agents such as hydrogen or electrons, rather than water. There are three major metabolic pathways by which photosynthesis is carried out: C photosynthesis, C photosynthesis, and CAM photosynthesis.
What You Need from Me What You Need from Me "What You Need From Me" is a duet recorded by Welsh singer Bonnie Tyler and American singer-songwriter Vince Gill, taken from Tyler's sixteenth studio album and the 4th track of the album, "Rocks and Honey" (2013). The song was composed by American country singer-songwriters Jon Randall and Jessi Alexander and presented to Bonnie Tyler and her manager when they visited Nashville in 2011 searching for new material from music publishers. After hearing a demo of the song, Tyler said that she would prefer to sing the song as a duet, and approached Vince Gill to