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  • Their molecular structure is based on carotenes, with additional Thus, they are carotenoids but no longer carotenes. Xanthophylls either contain hydroxyl. — “Xanthophyll - Wikipedia, the free encyclopedia”,
  • These pink sea slugs are characterized by numerous long papillae on their back, tapering into a round tip. This pink color is produced by the xanthophyllic pigment hopkinsiaxanthin, most likely obtained through feeding on a. — “Okenia rosacea - Wikipedia, the free encyclopedia”,


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