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Accessory Pigments
Pigments in photosynthetic organisms that absorb light energy and pass it to chlorophyll for photosynthesis, extending the range of light wavelengths that can be used.
Xanthophylls
A class of oxygen-containing carotenoid pigments responsible for many of the yellow, orange, and red hues in plants.
Alginic Acid
A polysaccharide distributed widely in the cell walls of brown algae, used as a food thickener and pharmaceutical ingredient.
Brown Algae
A large group of mostly marine, multicellular algae, including many seaweeds commonly found in colder waters.
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