I'm pretty sure it's photosynthesis :)
Yes people are eating them and selling the skin.
Answer:
The answer is Atom.
Explanation:
The atom is the smallest constituent unit of matter that has the properties of a chemical element and that it is not possible to divide by chemical processes. The atom is formed by a nucleus with protons and neutrons and several orbital electrons (subatomic particles); whose number varies according to the chemical element. Atoms combine to form molecules that then interact to form solids, liquids and gases.
Assimilatory powers means the capable of taking (gas, light, or liquids) into a solution and having the power or capacity or tendency to absorb or soak up something.
Mycelium. I hope this helps. :-)