What are the two places where light energy is required in the light reaction of photosynthesis? Why must energy be supplied at precisely these points?
Answer to relevant QuestionsDescribe some similarities between the electron transport chains in chloroplasts and in mitochondria. Would you expect H2O or CO2 to be the source of the oxygen produced in photosynthesis? Give the reason for your answer. Reflect and apply Suggest a reason why the evolution of the pathway for the regeneration of ribulose-1,5-bisphosphate from glyceraldehyde-3-phosphate was “no big deal.” What is the difference between glutamine synthetase and glutaminase? What are the sources of the carbons and nitrogens in the purine bases?
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