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How To Use Anthozoa In A Sentence

  • (A) Oblique section of a possible fossil anthozoan planula.
  • The presence of a Ca 2 + dependent NOS-like enzyme was also demonstrated in biochemical experiments on both Hydra and an anthozoan Aiptasia.
  • For example, the widely employed anthozoan red fluorescent protein drFP583 (commercially available as DsRed) can be utilized as an "optical highlighter" in live mammalian cells.
  • In the context of relationships among cnidarian taxa assigned the Linnaean rank of class, Anthozoa may be perceived as basal.
  • One of the basic issues regarding the evolution of anthozoan colors that can be addressed at the present state of knowledge is the basis of intraspecific color variation.
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  • Therefore, the anthozoan / dinoflagellate association possesses a CCM, including inducible host CA in proportion to the density of zooxanthellae.
  • The anthozoans are diploblastic animals developing from two epithelial germ cell layers: the ectoderm, facing the seawater, and the endoderm, facing the gastrovascular cavity or coelenteron.
  • In addition to their relevance as model organisms for understanding metazoan evolution, anthozoans are ecologically important.
  • In some cases, gene relationships among cnidarian groups are congruent with the species phylogeny: hydrozoan sequences are sister-group to scyphozoan sequences, with anthozoan sequences branching basally to this ensemble. PLoS ONE Alerts: New Articles
  • The anthozoans are diploblastic animals developing from two epithelial germ cell layers: the ectoderm, facing the seawater, and the endoderm, facing the gastrovascular cavity or coelenteron.
  • Anthozoan cnidarians.-In at least two papers, workers have postulated an affinity between stromatoporoids and corals.
  • Among the _Anthozoa_ are the Anemones; among the _Polyzoa_, are the Madrepores, or Coral-Builders, and many others. The Atlantic Monthly, Volume 08, No. 47, September, 1861
  • ` anthozoa, 'so-called from two Greek words meaning ` living flowers.' Bob Strong's Holidays Adrift in the Channel
  • Additional evidence for a role for estrogen in anthozoan reproduction comes from measurements of estrogen release into seawater prior to or during spawning events.
  • Anthozoan life cycles are therefore simpler and their evolution centers on the presence or absence of clonality and the development of polymorphism of polyps in colonial forms.
  • Hill A, Wagner A, Hill M (2003) Hox and paraHox genes from the anthozoan Parazoanthus parasiticus. PLoS ONE Alerts: New Articles
  • Precisely, my dear; only the anthozoa can't talk! Bob Strong's Holidays Adrift in the Channel
  • The oldest anthozoans are probably some of the polyp-like and sea pen-like fossils from the Vendian (late Precambrian).
  • Their phylogenetic positions, within Medusozoa and Anthozoa respectively, do not provide any information about whether these animals retain ancestral states for other characters under study.
  • The impression that Anthozoa is the basal cnidarian group may depend upon the taxa being discussed.
  • (B) Schematic view of a transverse section of the late planula of the anthozoan Euphyllia rugosa.
  • This complicated bilayered structure is typical of anthozoan late planula larvae.
  • Most symbiotic anthozoans live in nutrient-poor tropical waters.
  • In turn, anthozoan species seem to have lost their group A HOX9-14 gene (present in hydrozoans; inconclusive data for scyphozoans; figure 1). PLoS ONE Alerts: New Articles
  • The life cycles of the hydrozoans P. carnea (B) and Hydractinia echinata (C) and a representative anthozoan (D).
  • Bilaterality.-All anthozoan groups, including both the Rugosa and the Scleractinia, are distinguished by an essentially bilateral organization.
  • Some divide them into two great classes, namely: the _Anthozoa_, or Flower-Life; and the _Polyzoa_, or Many-Life, in which the individuals are associated in numbers. The Atlantic Monthly, Volume 08, No. 47, September, 1861
  • The chaetetids compose a small group of organisms that was most often presumed to be among the anthozoan corals, more specifically allied to the Tabulata.
  • Color diversity and the corresponding complexity of the protein organization evolved independently in several Anthozoa lineages, as well as in Hydrozoa.
  • GnRH immunoreactivity has also been identified in two anthozoan species: the sea pansy, Renilla koellikeri, and the sea anemone, Nematostella vectensis.
  • In any case, there is molecular evidence to suggest that the Anthozoa are the earliest branch of the phylum Cnidaria.
  • Anthozoans are readily available on coral reefs therefore it's not surprising that anthozoan tissue is their main diet.
  • It is not homologous with the bilaterality of body plans characteristic of anthozoan groups.
  • Anthozoan cnidarians lack the medusoid lifestage found in other Cnidaria.
  • Neuronal GSX expression, as reported from several hydrozoan and anthozoan species, is clearly more significant. PLoS ONE Alerts: New Articles
  • GnRH immunoreactivity has also been identified in two anthozoan species: the sea pansy, Renilla koellikeri, and the sea anemone, Nematostella vectensis.
  • Hydra magnipapillata full genome and have not been identified until now in other hydrozoan or scyphozoan species, being only known from the anthozoan PLoS ONE Alerts: New Articles
  • Together these studies indicate the sex steroids are likely to play a role in regulating anthozoan gametogenesis and/or spawning.
  • Hydra magnipapillata full genome and have not been identified until now in other hydrozoan or scyphozoan species, being only known from the anthozoan PLoS ONE Alerts: New Articles
  • The Anthozoa (sea anemones and corals) possess only the polyp form.
  • These anthozoans resemble stony corals but lack skeletons.
  • Anthozoan polyps reproduce both sexually and asexually.
  • There are three known cases of independent evolution of a nonfluorescent color: in Hydrozoa and within anthozoan clades A and B.
  • If skeletogenesis in Scleractinia is proved to be "reversible," we should reconstruct anthozoan taxonomy itself as a beginning, without distinguishing corals from soft-bodied anemones.
  • When Wotton in 1552 gave to anthozoan corals and gorgonians, and hydrozoans the name Zoophyte, it was because of their morphological similarity to higher plants.
  • For example, colonial anthozoan cnidarians, in particular the Pennatulacea or "sea pens" are quite capable of moving, defouling themselves, and burrowing both upwards and downwards.
  • In some cases, gene relationships among cnidarian groups are congruent with the species phylogeny: hydrozoan sequences are sister-group to scyphozoan sequences, with anthozoan sequences branching basally to this ensemble. PLoS ONE Alerts: New Articles
  • By including genes from various cnidarian species belonging to Anthozoa, Scyphozoa and Hydrozoa, our analysis allows to identify lineage-specific gene duplications or losses through the comparison of the topology within the gene tree with the known phylogenetic relationships between included species PLoS ONE Alerts: New Articles
  • Furthermore, each major cnidarian lineage experienced specific duplications: group C HOX9-14 genes were independently duplicated in the Scyphozoa and in the Hydrozoa, and several duplications increased the number of HOX2 genes in the Anthozoa (figure 1). PLoS ONE Alerts: New Articles
  • Development 134: 2549-2560. de Jong DM, Hislop NR, Hayward DC, Reece-Hoyes JS, Pontynen PC, et al. (2006) Components of both major axial patterning systems of the Bilateria are differentially expressed along the primary axis of a 'radiate' animal, the anthozoan cnidarian Acropora millepora. PLoS ONE Alerts: New Articles
  • By contrast, Anthox - 2 (the Cnox - 2 anthozoan homolog) is expressed in the oral region of the anthozoan polyps Acropora and Nematostella.
  • The anthozoans are diploblastic animals developing from two epithelial germ cell layers: the ectoderm, facing the seawater, and the endoderm, facing the gastrovascular cavity or coelenteron.
  • Anthozoan cnidarians lack the medusoid lifestage found in other Cnidaria.
  • The origin of such symmetry is not related to the basic anthozoan body plan.
  • It has been proposed that the most recent common ancestor between cnidarians and bilaterians would have been morphologically similar to a pennatulacean anthozoan.
  • Although we cannot completely exclude a nonbiological or nonmetazoan origin, we identified what appear to be modern cnidarian developmental stages, including both anthozoan planula larvae and hydrozoan embryos.
  • Symbiosis with unicellular phototrophs has existed in anthozoans at least since the Triassic (225 million years ago) and likely constitutes a source of selective pressures that have deeply modified the host's physiology.
  • An anthozoan individual has a saclike body divided by radial partitions known as septa; these septa can easily be seen in corals, and their arrangement is an important character for classification.
  • The main anthozoan subclass, which includes the corals, is the Zoantharia.
  • Chaetodon capistratus is a browser who feeds on anthozoans preferring hexacoral such as scleractinians, anemones, and zoantharians.

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