The structure of membranes in a chloroplast help us to explan the light dependent reactions of photosynthesis including proton gradients and chemiosmosis? This activitiy asks questions to get students thinking about the structure of a chloroplast and how it helps the process of photosynthesis.Why are there so many membranes in a chloroplast? How does the structure of a chloroplast help photosynthesis?This diagram summarises...