chromoprotein
/ˌkroʊməˈproʊtiːn/
noun
- A protein that contains a pigment and is responsible for color in living organisms, such as hemoglobin or chlorophyll.
- Hemoglobin is a chromoprotein that gives blood its red color.
- The chromoprotein in plants helps capture light energy for photosynthesis.
- Scientists studied the chromoprotein in the butterfly's wings to understand how it produces such bright blue hues.