MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY
Photosynthesis. Test tube of a photosynthesising water weed plant. Also called the pond weed, Elodea sp. is an aquatic plant native to North America. It is widely used in aquariums. Like all chlorophyll-based plants, it photosynthesises when exposed to light, producing the bubbles of oxygen seen on the leaves.
Model release not required. Property release not required.