A few secrete colouring matters other than chlorophyll.
Then come the glandular surface (C), which is formed of smooth polished epidermis with numerous glands that secrete the fluid contents of the pitcher, and finally the detentive surface (D), of which the cells are produced into long and strong bristles which point A FIG.
An animal may be defined as a living organism, the protoplasm of which does not secrete a cellulose cell-wall, and which requires for its existence proteid material obtained from the living or dead bodies of existing plants or animals.
It is very probable that in Scorpio they do not serve merely to secrete a digestive fluid (shown in other Arthropoda to resemble the pancreatic fluid), but that they also become distended by the juices of the prey sucked in by the scorpion - as certainly must occur in the case of the simple unbranched gastric caeca of the spiders.
Boutaric, Correspondance secrete de Louis X V.; Madame de Pompadour's Correspondance published by P. Malassi; Dietric, Les Mattresses de Louis X V.; and Fleury, Louis XV.
" Stink glands," which secrete a nauseous fluid with a defensive function, are present in many Hemiptera.
Geffroy, Correspondance secrete de Marie-Therese et du comte de Mercy-Argenteau (3 vols., Paris, 1874); id.
- The teeth of Heloderma are recurved, with slightly swollen bases, loosely attached to the inner edge of the jaws; each tooth is grooved, and those of the lower jaw are in close vicinity of the series of labial glands which secrete a poison; the only instance among lizards.'
With the collaboration of Alfred von Arneth, director of the imperial archives at Vienna, he edited the Correspondance secrete entre Marie-Therese et le comte de Mercy-Argenteau (3 vols., 1874), the first account based on trustworthy documents of Marie Antoinette's character, private conduct and policy.
Interior of which the pigment-cells secrete a gelatinous substance forming a rudimentary vitreous body.
The cavity of the pitcher is in some species lined throughout with a smooth glistening surface over which glands are uniformly distributed; these glands secrete a liquid which is found in the pitcher even in the young state while it is still hermetically closed by the lid.
It is supposed that these beetles secrete a sweet substance on which the ants feed, but they have been seen to devour the ants' eggs and grubs.
And Leopold von Toskana, ihr Briefwechsel (2 vols., 1872); Briefe der Kaiserin Maria Theresa an ihre Kinder and Freunde (4 vols., 1881); Marie Antoinette: Correspondance secrete entre Marie-Therese et le comte de Mercy-Argenteau (3 vols., Paris, 1875), in collaboration with Auguste Geffroy; Graf Philipp Cobenzl and seine Memoiren (1885); Correspondance secrete du comte de Mercy-Argenteau avec l'empereur Joseph II.
Salivary glands are present, and in some carnivorous forms (Dolium) these secrete free sulphuric acid (as much as 2% is present in the secretion), which assists the animal in boring holes by means of its FIG.
By P. Viollet, Paris pendant la Revolution d'apres les rapports de la police secrete, 1789-1800 (4 vols., 1880-1894); A.
Be the first objects of attack - might secrete themselves until the storm had blown over.
All these animals have calcareous skeletons or shells of some form and they secrete the calcium from its solution as sulphate, converting it into carbonate.
Besides the trees described above, a number of climbing plants or vines belonging to the Apocyanaceae secrete a latex which furnishes rubber of good quality.
The outer surfaces of the mantle secrete' the shell, which is of the nature of a cuticle impregnated by calcareous salts.
The chitinous chaetae have their origin in special ectodermal pits, at the base of which is one large cell which is thought to secrete the chaeta, as in Chaetopods.
It consists of a single layer of cells, continuous with those which secrete the general chitinous covering of the prosoma.
The gland is supposed to secrete a ferment, which, being absorbed into the portal circulation, breaks up a certain portion at least of the grape-sugar contained in the portal blood, and so prevents this overflowing into the circulation in general.
Mirabeau had approached him so early as December 1788, with a plan for the policy to be pursued by the court towards the new states general; but Montmorin, offended by Mirabeau's attacks on Necker and by his Histoire secrete de la tour de Berlin, refused to see him.
Probably all of them secrete an active poison by the aid of their glands, but the effects of these substances are not readily perceptible.
Of a similar character was the Correspondance litteraire secrete (1774-1793), to which Matra was the chief contributor.
Flammermont, Correspondance secrete du comte de Mercy-Argenteau avec Joseph II.
Ingestion and dissolution of the Trypanosomes by phagocytes has frequently been observed; and it is probable also that the haematopoietic organs secrete some substance which exerts a harmful action on the parasites, and causes them to undergo involution and assume weird-looking " amoeboid " and " plasmodial " forms.
In spite of the inquiry being only in its initial stages, there is already good evidence to believe that Cuenot's theory is correct, and that an albino is an individual whose skin lacks the power to secrete either the ferment or the chromogen.
That such enzymes are formed in the protoplasm is evident from the behaviour of hyphae, which have been observed to pierce cell-membranes, the chitinous coats of insects, artificial collodion films and layers of wax, &c. That a fungus can secrete more than one enzyme, according to the materials its hyphae have to attack, has been shown by the extraction of diastase, inulase, trehalase, invertase, maltase, raffinase, malizitase, emulsin, trypsin and lipase from Aspergillus by Bourquelot, and similar events occur in other fungi.
Boutaric, Correspondance secrete de Louis XV sur la politique etrangere (Paris, 1866); P. Foncin, Essai sur le ministere de Turgot (Paris, 1877); E.
In 1629 the town was taken by Louis XIII., and by the peace of Alais the Huguenots gave up their right to places de secrete (garrison towns) and other privileges.
On the problems afforded by the chronology of Gerbert's (Pope Silvester II.) letters and by the notes in cipher in the MS. of his letters, he wrote L'Ecriture secrete de Gerbert (1877), which may be compared with his Notes tironiennes dans les dipldmes merovingiens (1885).
Correspondance secrete de Louis XV.
The toxins produced by microbes, if too weak to destroy the leucocytes, induce them to secrete antitoxins, which not only act as antidotes to the toxins and are injurious to the microbes, but also increase the phagocytic power of the leucocytes (opsonius of Wright).
W.) to liquefy gelatine, to secrete coloured pigments, to ferment certain media with evolution of carbon dioxide or other gases, or to induce pathological conditions in animals.
The cells forming the limbs of the ectodermic folds secrete nodules of calcite, and these, fusing together, give rise to six (or twelve) vertical radial plates or septa.
This sheet of tissue is called the coenosarc. Its lower surface is clothed with a layer of calicoblasts which continue to secrete carbonate of lime, giving rise to a secondary deposit which more or less fills up the spaces between the individual coralla, and is distinguished as coenenchyme.
These tubes were formerly supposed to secrete the sweet substance known as "honey-dew" so much sought after by ants; but this is now known to come from the alimentary canal.
The oviducts are long, usually more or less convoluted tubes which open posteriorly into the cloaca, while their anterior aperture is situated far forward, sometimes close to the root of the lung; their walls secrete a gelatinous substance which invests the ova as they descend.
Baschet, Histoire de la chancellerie secrete a Venise (Paris, 1870).
A number of glands on the interior of the pitcher secrete a plentiful fluid which has digestive properties.
The Histoire secrete forms the basis of H.
Welschinger's La Mission secrete de Mirabeau a Berlin (Paris, 1900).
1), absent in the Mesonemertine and one or two aberrant species, have been shown to possess large glandular cells at their base which secrete a mucus.
They are usually much dreaded by country people, and although they are quite harmless to man, the large glands which are disposed very regularly on their smooth, shiny bodies, secrete a very active, milky poison which protects them from the attacks of many enemies.
The glands secrete hippuric acid which passes from the pericardium into the renal organs.
We may conceive, then, that a pigmented animal owes its colour to the power that certain tissues of its body possess to secrete both tyrosinases and chromogenic substances.
They secrete a cuticle which never approaches in thickness the often calcified cuticle of Arthropods.
It is believed also that they secrete bactericidal substances and ferments which bring about the liquefaction of the fibrin and the damaged tissues - histolysis - and thus assist the process of absorption.
In addition there is in this particular genus, as indeed in many others, a long tubular spur or horn projecting downwards from the back of the lip, whose office it is to secrete and store a honeyed juice; the forepart of the lip forms an expanded plate, usually larger and more brightly coloured than the other parts of the flower, and with hairs or ridges and spots of various kinds according to the species.