How to use alga in a sentence

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Sentence Examples They are the producers of the river ecosystem such as the alga or the hygrophyte. The phenomenon was first described in a red alga and a green alga more than 30 years ago. That is, a simple alga like Volvox and a complex metazoan like an octopus both occupy the same sublevel. The fungus and alga of the lichen enjoy the symbiotic relationship of mutualism, each giving the other something that is required. Flagellar length in the unicellular, biflagellate, green alga Chlamydomonas reinhardtii is tightly regulated. The mechanism of the limpet effect involved sheltering of the limpet by the foliose fronds of this turf-forming alga. He showed that the amoeba Pelomyxa became immotile upon illumination, whereas the photosynthetic alga Euglena was attracted to light. The most valued of the cultivated seaweeds is the red alga Porphyra, or Nori. One of the prettiest creatures you may catch sight of is a tumbling, crystalline, globe-shaped alga known as volvox. The unicellular biflagellate green alga Chlamydomonas reinhardtii can perceive light and respond by altering its swimming behavior. At the base of the stalk is the holdfast, which cements the alga to the rock and prevents it from being washed away. A large percentage of the sand grains are composed of fragments from the green alga Halimeda. The classical examples of symbiosis are the lichens, in which a fungus is associated with an alga or a cyanobacterium. In an interdisciplinary project the consolidant extracted from the red alga species Gloiopeltis was investigated. The marine red alga Chondrus crispus is an abundant species along the coasts of the North Atlantic and inhabits the intertidal and upper sublittoral zones of rocky shorelines. In 1844 Decaisne and Thuret announced the finding of spermatozoids in the brown marine alga Fucus. The public generally thinks of a toxic alga event as a red tide, but the truth is color is not always present and when it is, it is seldom red. The guilty party may in fact be Prorocentrum mexicanum, an alga of the same family whose presence was unknown in the region. This is believed to be the remains of an alga and, like a mitochondrion or a chloroplast, it has a small genome of its own. In Texas, in the Laguna Madre, a brown tide caused by an alga called Aureoumbra lugunensis lasted for seven years. Show More Sentences Most of the lichen is composed of fungal filaments, but living among the filaments are algal cells, usually from a green alga or a cyanobacterium. In the Mediterranean, where local sea plants have been weakened by pollution, an alga called Caulerpa taxifolia has taken root. The more common type of thallus, a heteromerous thallus, has four distinct layers, three of which are formed by the fungus and one by the alga. Despite prefers sandy bottoms, to the west of Cape Gallo this alga is also on the rock. The growth of blue-green alga is encouraged by different factors, notably the presence of phosphorus and the stagnation of water. As the summer progresses the biomass of green alga becomes an increasing component of the macrophyte cover of the substrate in all areas of the lagoon. The mostly asexually reproducing brown alga Fucus radicans seems to have evolved in the basin. Efforts have also been undertaken with genetically modified alga in a bioreactor. The alga Colpomenia peregrina was introduced and first noticed in 1906 by oyster fishermen in the Bay of Biscay. Fucus vesiculosus is a common large alga on the shores of the British Isles. Christensen is a small red alga, commonly found growing in dense tufts on Ascophyllum whose rhizoids penetrate the host. The thallus form is very different from any form where the fungus or alga are growing separately. The alga may provide the fungus with vitamins, especially biotin and thiamine, important because most lichen fungi that are grown in the absence of algae have vitamin deficiencies. It has to be confirmed that exponential growth of the selected test alga can be maintained throughout the test period under the prevailing conditions. This alga is not found off the coast of Canada, but other red tide algae do grow here, and it is possible that warming waters could extend the range of K. brevis. For example, an alga called Cyanidium caldarium, a eukaryotic and photosynthetic organism, thrives in concentrated solutions of hot sulfuric acid and colours a damp landscape turquoise after a wet volcanic explosion. His chosen alga is unusual because when it is exposed to blue light, certain proteins within the algal cell respond by allowing sodium ions into the cell. This alga is found in the coastal waters of most continents. Observed in the region since 1996, the green alga is infesting shellfish, both wild and farmed, on Prince Edward Island and the Gulf shores of Nova Scotia and New Brunswick. The alga bears its own scientific name, which bears no relationship to that of the lichen or fungus. Show More Sentences The alga bears its own scientific name, which has no relationship to the name of the lichen or fungus. Effect of abiotic environment on the distribution of attached and loose-lying red alga Furcellaria lumbricalis in the Estonian coastal sea. Dual effects of sulfated D-galactans from the red alga Botryocladia occidentalis preventing thrombosis and inducing platelet aggregation. Composition and structure of summary polysaccharide from the red alga Furcellaria lumbricalis. Ascophyllum nodosum is a macro, brown alga belong to class of Phaeophyceae, order of Fucales and family of Fucaceae. Antioxidant activity of phlorotannins isolated from the brown alga Eisenia bicyclis. Cytotoxic activity of marine algae and a cytotoxic principle of the brown alga Sargassum tortile. Diatoms and brown algae are examples of algae with secondary chloroplasts derived from an endosymbiotic red alga. Carrageenan, from the red alga Chondrus crispus, is used as a stabilizer in milk products. Currently, the alga is widespreaded from Norway to Portugal along Atlantic's coasts. In March, the team reported that its regular surveys of the lagoon during the past 4 years had found no sign of the alga. Hata and Kato have been analyzing the Stegastes nigricans damselfish's patches of a Polysiphonia, which is categorized as a red alga. The blue-green alga Agmenellum quadruplicatum has also become a purveyor of Bti poisons. In this case, a non-toxic alga became so densely concentrated that it depleted the oxygen in the water, thereby suffocating both fish and invertebrates. Unlike a free alga, the symbiotic dinoflagellate is not directly in contact with seawater, since it is intra-cellular, inside the endodermic cells of the animal, inside a vesicle. Using Chlamydomonas reinhardtii, a single-celled alga that reproduces every six to eight hours, he conducted a study that spanned thousands of generations, each one exposed to slightly higher concentrations of carbon dioxide. For example, many protozoans, including the predatory ciliate Stentor and the heliozoan Acanthocystis, are capable of forming ephemeral symbioses with the coccoid green alga Chlorella. The single celled green alga Chlamydomonas reinhardtii, while not an embryophyte itself, contains a green-pigmented chloroplast related to that of land plants, making it useful for study. This alga responds to light using its eyespot, which senses light, and its flagella, which are its mechanism for swimming. The freshwater blue-green alga known as Microcystis aeruginosa normally produces oxygen needed for fish respiration and removes potentially toxic chemicals from the water. Show More Sentences Evaluation of the bioremediatory potential of several species of the red alga Porphyra using short-term measurements of nitrogen uptake as a rapid bioassay. In 2007, an international team of biologists looked at all the genes of a simple green alga called Chlamydomonas reinhardtii, or Chlamy for short. The second most commonly represented green alga genus is Trentepohlia. One of those teams proposed that the alga eats away fish skin. In this study, they investigated the effects of topical application of an aqueous extract of this alga on the thickness and the mechanical properties of human skin. The origin of the alga in the Mediterranean was thought to be either as a migration through the Suez Canal from the Red Sea, or as an accidental introduction from an aquarium. Though widely accepted as an alga there is still debate over its taxonomic affinity, with recent work arguing that it should be reclassified as a chaetetid sponge. Ulva lactuca, a green alga, also known as sea lettuce, is occasionally eaten as green laver, which is regarded as inferior to the purple laver. Purple laver is classified as a red alga, tends to be a brownish colour, but boils down to a dark green pulp when prepared. The Cumulation of Methylmercury and Phenylmercury Species on Alga. Examples from Classical Literature This little alga resembles a mushroom of the Agaricus variety or gilled species, and so is easily identified. This was considered an alga by Agaron, but Berkeley referred it to the fungi. A minute alga bears the name of Gory-dew from its resemblance to blood-drops. An alga has been brought up from depths of one thousand to two thousand metres. The alga Polysiphonia violacea floats in long feathery tufts from the stakes. But the longest of all known plants is the alga Macrocystis. For example, when they kidnapped the resident damselfish, other fish and sea urchins ate up the alga within days. The alga, Chromophyton rosanoffii, is another example of apparent luminosity, due to reflection from almost spherical cells. The genus Dictyonema has gonidia belonging to the blue-green alga, Scytonema. It has recently been shown, however, that this organism is most probably an alga. Yet it is at least probable that the first real plant on this world was a seaweed or alga. On the surface grows a glairy Alga, which was once all green but now festers in yellow patches and causes a horrible stench. Find more words! 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What is the opposite of alga? Words that rhyme with alga What is the plural of alga? What is the adverb for alga? What is the adjective for alga? What is the noun for alga? Translations for alga Use our Sentence Generator Nearby Words al fresco alfresco Alfredo alfredo Alfred Alford algae algaecide algal algal bloom algaroba algarroba 4-letter Words Starting With a al alg