The products of photosynthesis are also converted into other complex substances.
These waste products of photosynthesis began to build up as time went on, in a sense polluting the environment.
A second set of channels, the phloem, found just under a tree's bark, carries the products of photosynthesis to the roots.
There are signs that intracellular algae may be directly providing the products of photosynthesis to the salamander cells that encapsulate them.
