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NatureSurprise 5/5Difficulty 4/5Reviewed on September 13, 2026

An unknown green photoprotein has been discovered in a marine organism.

Why it is true

Researchers identified a set of natural green photoproteins in the marine organism Velamen parallelum. These previously unknown proteins help the animal protect itself from ultraviolet radiation and may have applications in sunscreens and biotechnology.

Source: Nature

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