WitrynaSome scientists consider the red algae, which bear little resemblance to any other group of organisms, to be very primitive eukaryotes that evolved from the prokaryotic blue … WitrynaFigure 25.7 Green algae. Charophyta include (a) Spirogyra and (b) desmids. Chlorophyta include (c) Chlamydomonas, and (d) Ulva.Desmids and Chlamydomonas are single-celled organisms, Spirogyra forms chains of cells, and Ulva forms multicellular structures resembling leaves, although the cells are not differentiated as they are in higher …

Algae - Evolution and paleontology of algae Britannica

Witryna12 lis 2004 · Researchers estimate that blooms of harmful algae cost the United States at least $50 million per year. The economic damage arises from: the death of wild and … Witrynaof algal taxonomy, but further confusion has arisen from investigators either incorrectly identifying an organism, or calling the same organisms by different names. It is important to establish some continuity and consistency in the naming of algae. The significance of algae in drinking water arises from their often eyeshadow how to for green eyes

Genetically Engineered Algae for Biofuels: A Key Role for …

WitrynaMost algae live in fresh or sea water where they can either be free-floating (planktonic) or attached to the bottom. Some algae can grow on rocks, soil or vegetation as long as … WitrynaNational Center for Biotechnology Information WitrynaAlgae exist in environments ranging from oceans, rivers, and lakes to ponds, brackish waters and even snow. Algae are usually green, but they can be found in a variety of different colours. For instance, algae … does a us national pay taxes