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Unformatted text preview: Dense slug-like aggregation of cell forms Produced spores to reproduce The red Algae Multicellular, photosynthetic seaweeds Bright red to black, due to various pigments, combined with chlorophyll Found exclusively in marine environments Very common in deep, clear tropical waters o Can live deeper than other seaweeds Diversity of forms and uses o Some species deposit calcium carbonate o Some species harvested for foods o Energy captured by red algae important in food chains The green algae Some form long filamentous chains of cells Found in clear water Some form clusters of cells Mostly microscopic forms Ulva (sea lettuce) Are closely related to plants The earliest plants may have been similar to todays multicellular green algae...
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- Spring '07