 |
| Previous Image | Next Image |
| Description: The Atmosphere’s Oxygen Came from PhotosyntheticOrgan isms (b), a sink for early oxygen in the geosphere. Picture Stats: Views: 572 Filesize: 335.89kB Height: 881 Width: 1402 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=18968 |