(n.) The state of torpidity induced by the heat and dryness of summer, as in certain snails; -- opposed to hibernation.
(n.) The arrangement of the petals in a flower bud, as to folding, overlapping, etc.; prefloration.
Example Sentences:
(1) Contrastingly, the hepatopancreas of aestivated snails when treated with ganglionic extracts of active snails showed increased specific activities of both enzymes.
(2) A wide size range of both species of snail were found to aestivate, but there was differential mortality of young B. rohlfsi soon after the lake re-filled, and the optimally surviving size group of B. globosus was 9 mm.
(3) Upon entering into aestivation, Protopterus aethiopicus develops a respiratory acidosis.
(4) On re-activation of some aestivating snails, betion of ATP and Mg2+ to the isolated gut contents or to extracts from washed gut walls led to the formation of higher-molecular-weight forms of the enzyme, beta-glucosidase A (mol.wt.
(5) Snails in the aestivated group were completely inactive for 8 weeks beginning at age 23 weeks.
(6) The cessation of water intake from the start of aestivation results in hemoconcentration and marked oliguria.
(7) This was not correlated to metabolic rate suggesting that glycolytic rate was reduced in this tissue in the early stages of aestivation, possibly due to a change in fuel use.
(8) The molluscicide would then be released at the unpredictable start of the next wet season and kill any snails which survive the drought by aestivation.
(9) Infective larvae aestivate in the faeces or in the soil of the lucerne pastures in the dry, hot summer months and migrate on to the herbage during the cool, wet autumn.
(10) X-ray microanalyses of ultrathin frozen sections from aestivating and non-aestivating snails have shown gradients of chloride and potassium ions in the apical microvillus region of the regulating mantle collar epithelium.
(11) A cocoon formed from a single cell layer of shed stratum corneum may reduce water loss from the skin of desert-dwelling frogs while these aestivate in soil-filled burrows.
(12) The possible roles of these ions, pH and substrate in the modulation of fructose diphosphatase and gluconeogenic activity in the lungfish are discussed in relation to aestivation and temperature adaptation.
(13) The activity levels of both enzymes decreased in aestivating snails.
(14) Aestivation patterns in Bulinus rohlfsi and B. globosus were studied by digging transects across the floor of their dried habitats and by monitoring changes in snail population structure during the period when the habitats were flooded.
(15) As aestivation continued, the number of breaths per tachypneic period increased gradually to reach a steady level at about the 3rd mo.
(16) The beginning of aestivation in B. rohlfsi did not correlate with any of the physical parameters measured, but it coincided with the dying off of a bloom of unicellular algae.
(17) The importance of stimuli other than desiccation in the aestivation process of bulinids is stressed.
(18) X-ray microanalysis of unfixed thin sections shows that there is a concentration gradient of ions within these cells in aestivating animals which is not present in stimulated snails.
(19) Bulinus rohlfsi, which inhabited a small man-made lake, was found to aestivate towards the bottom of its habitat, aestivation occurring during the last six weeks before the lake dried.
(20) A. nuchalis thus appears to be an opportunistic vernal breeder, limited only by the availability of resources, whereas A. caudicinctus, which apparently displays the greater reproductive effort of the two species, has a typical aestival pattern of breeding which is uniquely attuned to the enormous burst of productivity occurring in this arid region following the substantial and predictable summer cyclonic rains.
Arrangement
Definition:
(n.) The act of arranging or putting in an orderly condition; the state of being arranged or put in order; disposition in suitable form.
(n.) The manner or result of arranging; system of parts disposed in due order; regular and systematic classification; as, arrangement of one's dress; the Linnaean arrangement of plants.
(n.) Preparatory proceeding or measure; preparation; as, we have made arrangement for receiving company.
(n.) Settlement; adjustment by agreement; as, the parties have made an arrangement between themselves concerning their disputes; a satisfactory arrangement.
(n.) The adaptation of a composition to voices or instruments for which it was not originally written.
(n.) A piece so adapted; a transcription; as, a pianoforte arrangement of Beethoven's symphonies; an orchestral arrangement of a song, an opera, or the like.
Example Sentences:
(1) When compared with lissencephalic species, a great horizontal fibrillary system (which is vertically arranged in gyral regions) was observed in convoluted brains.
(2) These sequences are also conserved in the same arrangement in minor sequence classes of minicircles from this strain.
(3) The choice is partly technical – what kind of trading arrangement do we want with the EU?
(4) Each L subunit contains 127 residues arranged into 10 beta-strands connected by turns.
(5) Unions have complained about the process for Chinese-backed companies to bring overseas workers to Australia for projects worth at least $150m, because the memorandum of understanding says “there will be no requirement for labour market testing” to enter into an investment facilitation arrangements (IFA).
(6) Shorten said any arrangement needed to be consistent with international obligations, with asylum seekers afforded due process and their claims properly assessed.
(7) The building block of cytokeratin IFs is a heterotypic tetramer, consisting of two type I and two type II polypeptides arranged in pairs of laterally aligned coiled coils.
(8) This includes cutting corporation tax to 20%, the lowest in the G20, and improving our visa arrangements with a new mobile visa service up and running in Beijing and Shanghai and a new 24-hour visa service on offer from next summer.
(9) Two mechanisms are evident in chicks' spatial representations: a metric frame for encoding the spatial arrangement of surfaces as surfaces and a cue-guidance system for encoding conspicuous landmarks near the target.
(10) The findings provide additional evidence that, for at least some cases, the likelihood of a physician's admitting a patient to the hospital is influenced by the patient's living arrangements, travel time to the physician's office, and the extent to which medical care would cause a financial hardship for the patient.
(11) Since only a few of these medium sized terminals in any one cluster degenerate after tectal lesions, and none degenerate after cortical lesions, it is suggested that the morphological arrangement of these clusters may permit the convergence of axons from several sources, some of which are unidentified, onto the same dendritic segment.
(12) Histochemical and immunocytochemical staining of the outgrowths with reagents that depict epithelial, myoepithelial, and lactating alveolar cells (peanut lectin alone, monoclonal and polyclonal antibodies to rat caseins) indicate similar cell compositions and arrangements for all outgrowths irrespective of their source; these are also similar to the mammary glands of the perphenazine-stimulated or lactating hosts.
(13) The crystallographic parameters of four different unit cells, all of which are based on hexagonal packing arrangements, indicate that the fundamental unit of the complex is composed of six gene 5 protein dimers.
(14) Comparison with values predicted from theory shows that the distribution of protein among the various cross-linked species, obtained after different extents of exposure to cross-linker, is consistent with a two-layered arrangement of subunits involving one type of interaction between subunits from different layers and another between subunits within the same layer.
(15) This technique is sensitive to the optical anisotropy within the muscle, including that due to intrinsic properties of the protein molecules as well as that due to the regular arrangement of proteins in the surrounding medium.
(16) This study introduces a simple in vitro arrangement to measure current densities of implant metals.
(17) A model for the arrangement of the epitopes is proposed.
(18) This approach permits easy preparation of input data on the dimensions of the blocks and their positions in a 3-D arrangement.
(19) Thinning of the dermis and the arrangement of collagen in parallel bundles appear to be constant findings.
(20) Ribosomes attached to the reticulum lost polysomal arrangement.