Algae - Wikipedia Most algae are aquatic organisms and lack many of the distinct cell and tissue types, such as stomata, xylem, and phloem that are found in land plants The largest and most complex marine algae are called seaweeds
ALGAL Definition Meaning - Merriam-Webster : any plant or plantlike organism (as a seaweed) that includes forms mostly growing in water, lacking a system of vessels for carrying fluids, and often having chlorophyll masked by brown or red coloring matter
Algae | Definition, Characteristics, Classification, Examples . . . Algae are eukaryotic organisms and contain three types of double-membrane-bound organelles: the nucleus, the chloroplast, and the mitochondrion In most algal cells, there is only a single nucleus, although some cells are multinucleate
Harmful Algal Blooms and Your Health | Harmful Algal Bloom . . . Harmful algal blooms are the rapid growth of algae or cyanobacteria in water that can harm people, animals, or the environment Going in or near water with a harmful algal bloom can make you and your animals sick Stay out if water looks discolored, has scum, or smells bad
Algal Blooms | National Institute of Environmental Health . . . The excessive algal growth, or algal bloom, becomes visible to the naked eye and can be green, blue-green, red, or brown, depending on the type of algae Some blooms are easy to spot, but others are hard to see because they grow near the bottom of water bodies
Algae – Definition, Examples, Characteristics Algae are primarily aquatic, photosynthetic organisms that are often simple in structure and range from unicellular microalgae, like diatoms, to multicellular forms, such as giant kelp
Algae - Smithsonian National Museum of Natural History Algae are important as primary producers of organic matter at the base of the food chain They also provide oxygen for other aquatic life Algae may contribute to mass mortality of other organisms, in cases of algal blooms, but they also contribute to economic well- being in the form of food, medicine and other products In tropical regions, coralline algae can be as important as corals in the