photochemical smog is also known as summer smog is the chemical reaction of sunlight. Volatile and nitrogen oxides compound in the atmosphere which then leaves airborne particles.
A) cell walls
most fungi build their walls out of chitin, plants do not produce chitin
6CO2 + 6H2O + light energy = C6H12O6 + 6O2.
-So the end products are glucose (C6H1206) and 6 oxygen molecules (6O2)