Talk:Biology, Answering the Big Questions of Life/Photosynthesis

The question that is missing is "why did chlorophyll evolved to be a green substance", because that's the most important of all those questions. Sun's spectrum is peaking in green, and it would make most sense to be purple instead of being green! 93.81.217.237 (discuss) 00:55, 17 November 2017 (UTC)