Algae - Algae Eukaryotes containing chlorophyll Oxygenic...

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Algae Eukaryotes containing chlorophyll Oxygenic photosynthesis Most are microorganisms: unicellular or colonial Some forms macroscopic (seaweeds) Plants vs Algae?
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Algal Diversity Phylogenetically heterogeneous Green, red algae related to green plants Diatoms, brown algae ( Chromista ) Euglenoids related to flagellated protozoa Dinoflagellates related to ciliated protozoa Cyanobacteria
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Algal Classification Chlorophylls & Pigments
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Representative Algae Chlorophyta (green algae) Rhodophyta (red algae) Bacillariophyceae (diatoms) Dinoflagellates
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Chloroplast Acquisition Chlorophyta & Rhodophyta
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Chloroplast Acquisition Chromista
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Chloroplast Acquisition Protozoa
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Representative Algae Eukaryotic, unicellular or thallophytes Photosynthetic Chlorophyll a is primary photosynthetic pigment Lack sterile covering of cells around the reproductive cells Usually function as primary producers
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Representative Algae Flagella Cell walls Nuclei Chloroplasts Double membrane, free in cytoplasm Thalakoids in stroma Pyrenoid Storage products Starch inside chloroplast (Chlorophyta) Floridean starch outside chloroplast (Rhodophyta)
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Chloroplast
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Chlorophyta Chloroplast Starch within chloroplast (pyrenoid) 90% freshwater, 10% marine Warm climate: cosmopolitan Polar regions: different flora Cell wall : cellulose major polysaccharide Contractile vacuoles
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Chlorophyta Unicellular
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Chlorophyta Unicellular
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Chlorophyta Colonial
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Filamentous
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Algae - Algae Eukaryotes containing chlorophyll Oxygenic...

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