(n.) A mollusk having a shell consisting of two lateral plates or valves joined together by an elastic ligament at the hinge, which is usually strengthened by prominences called teeth. The shell is closed by the contraction of two transverse muscles attached to the inner surface, as in the clam, -- or by one, as in the oyster. See Mollusca.
(n.) A pericarp in which the seed case opens or splits into two parts or valves.
(a.) Having two shells or valves which open and shut, as the oyster and certain seed vessels.
Example Sentences:
(1) Start your exploring at Bearreraig Bay, where, if you are lucky, you may find belemnites, ammonites and bivalves.
(2) To compare biochemical differences between bivalves with and without endosymbiotic chemoautotrophic bacteria, specimens of Solemya velum, a bivalve species known to contain bacterial endosymbionts, and the symbiont-free soft-shelled clam Mya arenaria, were collected from the same subtidal reducing sediments during October and November 1988.
(3) We have demonstrated that M. edulis, a marine bivalve mollusc, reacts to the vertebrate monokines interleukin-1, -6 and TNF.
(4) Total neutral and acidic glycosphingolipids were prepared from whole tissues of the sea-water bivalve, Meretrix lusoria, and the former preparation was further fractionated into subgroups by silicic acid column chromatography.
(5) The development of microparticulate food particles for marine suspension-feeders is discussed with respect to the difficulties of nutrient delivery in the aquatic environment and to feeding and digestion in crustacea and bivalve molluscs.
(6) Attempts to introduce infectious or foreign material into oysters and other bivalve mollusks usually involve force or trauma because of immediate, prolonged adduction of the tightly closing valves.
(7) This observation, together with the finding that the oyster shell has a strong affinity for virus, suggests that surface properties, rather than size, are the principal factors governing the accumulation of viruses by filter-feeding marine bivalves.
(8) Chromatin organization in the sperm of the bivalve mollusks results from the interaction between a discrete number of protamine-like proteins (PL) and DNA.
(9) There was the doll's house-sized two-pronged fork, and the bivalves themselves, pale and ivory against the silvered shell.
(10) Infectious pancreatic necrosis virus of fish, infectious bursal disease virus of chickens, Tellina virus and oyster virus of bivalve molluscs, and drosophila X virus of Drosophila melanogaster are naked icosahedral viruses with an electron microscopic diameter of 58 to 60 nm.
(11) The control measures consisted of the prohibition of the harvest and sale of all bivalve mollusks as well as a public warning to avoid the consumption of such shellfish.
(12) The ultrastructural morphology of peripheral neurons and associated structures in the bivalve mollusc.
(13) In 6 male baboons, the left kidney was bivalved and repaired using a fibrin adhesive (group A) or conventional suturing (group B).
(14) There are various types of photoproteins: the photoproteins of coelenterates, ctenophores and radiolarians require Ca2+ to trigger their luminescence; the photoproteins of the bivalve Pholas and of the scale worm appear to involve superoxide radicals and O2 in their light-emitting reactions; the photoprotein of euphausiid shrimps emits light only in the presence of a special fluorescent compound; the photoprotein of the millipede Luminodesmus, the only known example of terrestrial origin, requires ATP and Mg2+ to emit light.
(15) Most progress is being made in relation to lethal blood mutant neoplasms in Drosophila, leukaemias of farmed salmonids among the fishes, and among shellfish, the hemic sarcomas of bivalves.
(16) Distribution of MlOse4Cer and MlXOse5Cer in various bivalve and snail glycolipid extracts were screened in thin-layer immunobinding assays by using this purified specific antibody.
(17) In the haemolymph of the Tridacnid bivalve clams anti-galactans occur which do not have only glycosubstance precipitating and cell agglutinating properties, but also show mitogenic activity with respect to the blast transformation of human peripheral lymphocytes.
(18) The pericardial glands of three bivalve molluscs are composed of convoluted epithelium that appears as pouches on the auricles of Mytilus and as tubules in the connective tissue at the anterior-lateral sides of the pericardial cavity of Mercenaria and Anodonta.
(19) Four biotypes and five antigenic types of bacteria, pathogenic for the larvae of five species of bivalve mollusks, were isolated and described in some detail.
(20) Laboratory toxicity tests performed on the bivalve Cerastoderma edule submitted to sublethal concentrations of paper mill effluent revealed significant decreases of adenylate energy charge (AEC), and changes in the total adenylate pool were observed in a 24-hr period even for the lowest concentration of pollutant tested.
Nates
Definition:
(n. pl.) The buttocks.
(n. pl.) The two anterior of the four lobes on the dorsal side of the midbrain of most mammals; the anterior optic lobes.
(n. pl.) The umbones of a bivalve shell.
Example Sentences:
(1) The New York Times' Nate Silver does that thing he does where he uses data to explain everything you ever wanted to know about a particular subject: Support for same-sex marriage is increasing — but is it doing so at a faster rate than in the past?
(2) "We've always wanted to do something like this, but there were limitations in the past that prevented us from doing it," marketing manager Nate Weinstein told the Associated Press.
(3) 4.59pm BST "My fiancee have decided to get married in whichever country wins the World Cup so this game really has me torn," sobs Nate Philipps.
(4) "Four members of Hertha's first team squad use only one name," writes Nate Elliott.
(5) The festival programme also features Nate Parker’s new American epic, The Birth of a Nation , which won the grand jury prize at the Sundance festival at the beginning of the year.
(6) Meanwhile, there’s a core of first baseman Anthony Rizzo, shortstop Starlin Castro and outfield Nate Schierholtz, who just have to get better if there’s to be any offensive improvement.
(7) That matches a similar percentage Republicans needed to win the house before the 2010 elections, and is very similar to a curve produced by Nate Silver before the 2012 elections.
(8) The Nationals may have little choice but to lean on Nate McLouth, a former Pirates, Braves and Orioles outfielder, for whom they dropped $10.75m on over two years this past offseason for in for situations such as these - so far he's hitting .111.
(9) I guess the moral of the story is: don’t trust the polls, not even Nate Silver.
(10) On the other hand, Nate Silver, the New York Times election data blogger, could demonstrably show that a disproportionate amount of Times traffic came to him personally.
(11) Denver's Wilson Chandler scored 17 points, Nate Robinson added 16, and Kenneth Faried had a key block and transition dunk with 33 seconds left to lift the Nuggets past the Washington Wizards 75-74.
(12) Family, colleagues and MPs pay tribute to PC Keith Palmer Read more Nate Kizerian, a longtime friend, said Cochran was a vital member of the local music scene.
(13) Illustration: Nate Kitch for the Guardian Slahi’s new cell was to be structured to prevent light from shining in.
(14) I’ve lived here for 20 years and I lost count of the number of times I was stopped and frisked by the police by the time I was in high school,” said Nate Jeffrey, 32, a mechanic with the city’s transit authority.
(15) 6-Cyano-7-nitroquinoxaline-2,3-dione and 7-chlorokynure-nate suppressed the NMDA response but significantly less potently in cerebellar mRNA-injected oocytes than in cerebral mRNA-injected oocytes.
(16) The neonatal death nate and the incidence of IVH were significantly higher in infants weighing less than 750g than in those weighing 1,000g or more.
(17) Darryl Roberts put one in late in the 43rd minute and Nate Thornton finished the job in the 90th minute.
(18) This challenge was explaining the news , with Vox.com joining Nate Silver's ESPN-backed FiveThirtyEight site and the New York Times' The Upshot in a new wave of data-driven explanatory news services .
(19) We should have expected far more ‘shy Tories’.” Nate Silver, the man once lauded as an elections oracle for his detailed predictions, was wildly out, putting the Conservatives at “about 280 seats, Labour at about 265”.
(20) The polls swung about one percentage point in Obama’s direction shortly thereafter, Nate Silver estimated .