Algae are plant-like phytoplankton; they contain the chlorophyll dye needed for photosynthesis.
They differ from plants in that they do not have roots, leaves or other structures similar to those found in plants.
Algae have a secondary dye that absorbs light energy at different depths of water.
They differ from plants in that they do not have roots, leaves or other structures similar to those found in plants.
Algae have a secondary dye that absorbs light energy at different depths of water.