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there are plenty of purple plants, im guessing certain plants evolved to do this, and most remain green(there also other complicated mechanism like cam, c2,etc. plants can get sunburned if exposed to too much light.
Anthocyanins!.
Which curiously enough, can also photosynthesize, and more readily absorb energy from green light than chlorophyll!
Makes me wonder what could be achieved with some careful engineering…
Purple Humans who don’t need to eat.
That paper talks only about it producing red leaves, or “vermilion” as it calls them.
there are plenty of purple plants, im guessing certain plants evolved to do this, and most remain green(there also other complicated mechanism like cam, c2,etc. plants can get sunburned if exposed to too much light.