[Art]

Bring me another plant...I need more light!

What?

https://www.physics-astronomy.org/2018/11/mit-just-created-living-plants-that.html?m=1

[HS]

That's like a diode. Solar panels and leds, same reversibility principle as motors and generators, they can absorb light and convert to electricity, and take electrons and convert to photons. Although each is specialized to be the best at one of those.