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Classification of Living Organisms
Water and salt regulation by isosmotic, hyperosmotic, and hypoosmotic aquatic organisms.
Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Platycnemididae are a family of damselfly called white-legged damselflies.
The Atmosphere’s Oxygen Came from Photosynthetic Organisms
A very small sampling of organisms in an arctic food web on land.