zooxanthin

Example:The coral’s bright colors are due to zooxanthellae and the zooxanthin pigments they produce.

Definition:Single-celled algae that live in symbiosis with many species of marine animals.

Example:The bleaching of coral is often caused by the depletion of zooxanthin due to warmer temperatures.

Definition:A marine organism, and a group of related species of marine animals, that live in colonies in shallow tropical and subtropical seas and form a branching or massive calcium carbonate skeleton.

Example:Zooxanthin is a pigment that helps many marine animals to control their color because of its role in photosynthesis.

Definition:A substance that imparts color to other substances and that changes its color according to the nature and sequence of treatments to which it is subjected.