Which classes of algae possess pigment fucoxanthin and pigment phycoerythrin, respectively?
Phaeophyceae and Chlorophyceae
Phaeophyceae and Rhodophyceae
Chlorophyceae and Rhodophyceae
Rhodophyceae and Phaeophyceae
members of Phaeophyceae (brown algae) possess chlorophyll a, c, carotenoids, and xanthophylls, and their color depends on the amount of the xanthophyll pigment, fucoxanthin . Members of Rhodophyceae (red algae) contain chlorophyll a, d, and the red pigment r-phycoerythrin . Therefore, the correct pair is Phaeophyceae (fucoxanthin) and Rhodophyceae (phycoerythrin).
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