(a.) Related to, or resembling, the hydra; of or pertaining to the Hydroidea.
(n.) One of the Hydroideas.
Example Sentences:
(1) The particles are surfaces for the attachment of diatoms and hydroids.
(2) A technique is described which was developed for this purpose with the use of a clonal hydroid; preliminary results from Swansea Bay show that it is sensitive to the variations in water quality that occur there.
(3) Aqueous extracts of the colony portions were assayed using six bioassay regimes namely, toxicity to mice, toxicity to a coral and a hydroid, cytolytic activity on sheep erythrocytes and sea urchin ova and for antimicrobial activity on eight bacterial species.
(4) Perhaps in the stem lineage of the Bilateria a hydroid-like or medusoid-like ancestor fell over on one side onto a substrate (pleurothetism).
(5) Hydranths of the colonial marine hydroid Campanularia flexuosa (phylum Cnidaria, class Hydrozoa, order Calyptoblastea) have a mean life span of approximately 7 days in intact colonies in culture.
(6) We have sequenced three partial (77 bp) fragments of Antennapedia (Antp) class homeoboxes from the hydroids Hydractinia symbiolongicarpus and Eleutheria dichotoma.
(7) Three thecata hydroid species also grew in large numbers on the surface of the weeds.
(8) Trimethyl amine oxide, dimethyl amine and choline chloride have been isolated from the marine hydroid Tubularia larynx and identified using physical constants and spectral data.
(9) In contrast with hierarchies in other hydroids, T. solitaria's HP system dominates the SP system.
(10) Support provided by the desmocytes to the upright stolon is limited by three factors that characterize the athecate hydroid: distribution of perisarc, pattern of growth, and extent of movement.
(11) Obelin, the Ca(2+)-activated luminescent protein from the hydroid Obelia geniculata, was sealed inside pigeon erythrocyte ;ghosts' in order to investigate effects on their permeability of different methods of preparation and of the bivalent cation ionophore A23187.
(12) Data from experiments, in which colonies of a hydroid, Laomedea flexuosa, were exposed to a range of Cu2+ concentrations and a marine yeast, Rhodotorula rubra, was exposed to a range of Cd2+ concentrations, not only exhibit hormesis, but also suggest how its occurrence in growth experiments might be explained.
(13) Treatment of developing colonies of Podocoryne carnea, a hydractiniid hydroid, with dilute solutions of 2,4-dinitrophenol (DNP), an uncoupler of oxidative phosphorylation, accelerates the usual ontogenetic trajectory of polyp and stolon production.
(14) Pholasin could not be reactivated using chromophores from the hydroid Obelia geniculata (coelenterazine) and from the ostracod shrimp Vargula (formerly Cypridina) hilgendorfi.
(15) The form of the path of attracted chiton sperm is like that observed during chemotaxis of the sperm of the hydroid Tubularia and the tunicate Ciona and resembles the behavior of Ciona sperm in that there is no increase in velocity as the cells move up the gradient.
(16) In its normal ontogeny, Hydractinia symbiolongicarpus, a closely related hydractiniid hydroid, not only shows morphological heterochrony similar to that induced in P. carnea by DNP, but also shows a pattern of gastrovascular flow similar to that observed in P. carnea under treatment with DNP.
(17) Three hemolytic constituents have been isolated from the hydroid Solanderia secunda.
(18) A method has been developed to incorporate the apoprotein of the Ca2+-activated photoprotein obelin, and mRNA purified from the hydroid Obelia, into the cytoplasm of intact human neutrophils.
(19) The low-molecular weight proportion altering factor (PAF) from colonial hydroids has general animalizing effects on morphogenesis in hydroid development.
(20) It is probable that the orientation of filaments within the cell and the mesogleal extension provide an addition feature of flexibility necessary to permit feeding, growth, and rhythmic pulsation movements characteristic of these hydroids.
Tabula
Definition:
(n.) A table; a tablet.
(n.) One of the transverse plants found in the calicles of certain corals and hydroids.
Example Sentences:
(1) He is the tabula rasa on to which the "anyone but Zuma" campaign can project their hopes and, perhaps, wishful thinking.
(2) Again, this is the 'tabula rasa' aspect of the 2008 election.
(3) A conditional analysis of psychotic disturbances must be based on the concept that the individual's psyche, in both spheres, is not a 'tabula rasa' (Locke), but always conveys a selection of that which has been offered in the situation (Leibniz).
(4) European engineers were sent in flocks to the US to learn from the environments in which these revolutionary ideas were playing out, returning with tabula rasa development plans to realise their own modernist dreams.
(5) The article presented here demonstrates structure findings (calvarial thickness; relation between tabula externa, tabula interna, and diploe [in terms of the percentage of the whole section examined], porosity of the diploe [including the mean width of its cavities]; degree of obliteration of the sagittal suture) of a strictly defined skeletal segment in special regard to the expected variability.
(6) Your Tory Party Chairman Name should be a tabula rasa for public trust.
(7) As was common at that time, the text plagiarized a portion of Vesalius' Tabulae sex, which resulted in the famous anatomist's anger.
(8) Reviewing the anglo-american literature and our own research it is argued that infants cannot be viewed as "tabula rasa".
(9) This study also formed the basis for the chapters on cyclopia in his Handbook of pathological anatomy (1842-1844) and his Tabulae ad illustrandam embryogenesin hominis et mammalium (1844-1849).
(10) He prefers to be the empty vessel in this three-way relationship, a tabula rasa giving nothing away, a disinterested party to the exchange, a mere catalyst, a service-provider, a set of skills for rent: at the basic level, he considers himself not to be involved.
(11) Forget tabula rasa regeneration, slow and steady wins the race.
(12) The nervous system of dark-reared chicks is not a tabula rasa, as chicks have predispositions to approach some stimuli rather than others.
(13) But such a site would have necessitated the intelligence of adaptive reuse and careful planning, of a kind clearly at odds with the tabula rasa predilections of the Expo juggernaut.
(14) "Obama's great strength on the campaign trail was that he was 'tabula rasa' [a blank slate].
(15) This potential for sudden destruction highlights one of the most powerful aspects of fire and cities: the ability to create a tabula rasa , to wipe clear the entire history of a place.
(16) Fairhead had come to the committee an unknown quantity and she left it a tabula rasa on to which the committee would tomorrow place a big tick.
(17) A conditional analysis of psychotic disturbances has to proceed from a conception that the individual's psyche in both spheres, is not a "tabula rasa" (Locke), but always already conveys a selection of that which has been offered in the situation (Leibniz).
(18) And as we've always wanted to make a garden we'll now have a tabula rasa of a third of an acre of what is now just grass."
(19) Real differences were not to be found, but there are to be derived possible tendencies of development for the calvarial thickness, for the relation between the compact bone (tabula externa, tabula interna) and the porous bone (diploë), of the porosity in the diploë and the obliteration of the suture in the course of increasing age.