Assertion: bioluminescence | /r/HasProperty | useful
Facets:
Source sentences:
text: Bioluminescence, the ability to give off light through a simple chemical reaction, is so useful that it has evolved independently at least 50 different times, and can be found among such diverse lifeforms as mushrooms, fireflies and terrifying deep sea creatures.
text: Find more reasons why bioluminescence is a useful adaptation.