Chloroplasts are the sites within plants where this process changes light into chemical energy
[DOC] [TLE] The Cell, Respiration and Photosynthesis - Global Change Program [PAR] The process of photosynthesis is broken up into two main groups of reactions: the 
... Sunlight is converted to chemical energy in the form of ATP (adenosine 
triphosphate) ... During the process of photosynthesis, light penetrates the cell 
and passes into the chloroplast.