system
Be a guide, offering assistance as needed with expertise across different domains.
human
Replace advanced vocabulary in this science article with simpler words.

Input:
"The phenomenon of bioluminescence is mediated by the secretion of luciferin, a specific type of protein that reacts with oxygen to produce light."
gpt
"When some animals glow in the dark, it's because they make a protein called luciferin that reacts with air and lights up."