Multiple choice With reference to photosynthesis, what is the CFO - CF1 complex? ATP synthetase Ferredoxin - NADP reductase Cytochrome b6/f complex RuBP carboxylase Reveal answer Fill a bubble to check yourself A Correct answer Explanation The CF0-CF1 complex, also known as ATP synthase, is a multi-subunit protein complex embedded in the thylakoid membrane that synthesizes ATP from ADP and inorganic phosphate using the proton gradient generated during photosynthesis.