Evolution of photosynthesis era around 2 billion years ago. Modern photosynthesis in plants and most photosynthetic prokaryotes is oxygenic. Oxygenic photosynthesis uses water as an electron donor, which is oxidized to molecular oxygen () in the photosynthetic reaction center. Timeline of Photosynthesis on Earth Several groups of animals have formed symbiotic relationships with photosynthetic algae. These are most common in corals, sponges and sea anemones. It is presumed that this is due to the particularly simple body plans and large surface areas of these animals compared to their volumes. In addition, a few marine mollusks "Elysia viridis" and "Elysia chlorotica" also maintain a
What Do You Take Me For? to number 20 with 16,553 copies sold. The music video, directed by Declan Whitebloom, premiered on 6 October 2011 and develops on a dark background while Lott is seen dancing and singing. It begins with a car pulling into a building before Lott and various scantily-clad back-up dancers perform their routine while Pusha T is seemingly pleading to Lott. Credits adapted from the liner notes of "Young Foolish Happy". What Do You Take Me For? "What Do You Take Me For?" is a song by English singer Pixie Lott from her second studio album, "Young Foolish Happy" (2011). The song