oxygen
Sorry i don't know what photosynTEsis is you idiot.
Respiration is doing at night, but photosyntesis is doing at morining/afternoon.
There is only one byproduct. it is O2 gas.
photosyntesis
From the sun
energy
photosyntesis occurs when sunlight goes into the leaves and the leaves provide food for the plants to live. ( i really hope this helps you )
sugar and starch
chloroplast
photosyntesis occurs in the leaves inside plants. Technically photosyntesis occurs in the mesophyll( messy filling middle layer) of a plant.
Chloroplasts.
Photosyntesis