Provide a detailed description of the process of photosynthesis, including its key components and the role of sunlight. Your answer must contain a title, wrapped in double angular brackets, such as <<photosynthesis: the process of converting light into energy>>. Your response should contain at least 4 sentences. Highlight at least 2 sections in your answer with markdown, i.e. *highlighted section*. At the end of your response, please explicitly add a postscript starting with P.S.

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