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Characteristic Features - Basic, Pigmentation: Chlorophyll a and b, a and ß-carotene, Lutein,, Neoxanthin, Zeaxanthin,, Siphonoxanthin, Storage Products: Starch and Oil, Flagella: 1, 2, 4 to many, equal apical or, subapical insertion

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Chlorophyceae (Green Algae), Colour, Mostly bright green, Nutrition, Photosynthetic, Pigments, Chlorophylls a and b, carotenoid, Stored food, Starch and Oil, Morphology, Unicellular, colonial, filamentous, multicellular., Structure, Cellulosic cell wall, Form biflagellate gametes, Have vegetative growth in most cases, chloroplast vary in shape, Chloroplast may contain pyrenoids (starch accumulation, CCM), Reproduction Asexual (by fission, fragmentation or formation of motile spores), Sexual (isogamy, anisogamy or oogamy., Genera, Unicellular Chlamydomonas, colonial Volvox, Flamentous Spirogyra, multicellular ulva, Ecology, Most are fresh water, some are marine, few are terrestrial, Importance, Biological tools for detection of water pollution, Production of organic compounds, Some types are used as human food supplements