Many other modifications have been used and suggested.
The cella of the temple of Heracles underwent considerable modifications in Roman times, and the discovery in it of a statue of Asclepius seems to show that the cult of this deity superseded the original one.
CAMBALUC, the name by which, under sundry modifications, the royal city of the great khan in China became known to Europe during the middle ages, that city being in fact the same that we now know as Peking.
Frequent political changes in Venezuela have led to various modifications in the size and outlines of this state, which comprises large areas of uninhabited territory.
This system, devised and introduced by Colbert in I68I~ has continued, with various modifications, ever since.
CINQUE PORTS, the name of an ancient jurisdiction in the south of England, which is still maintained with considerable modifications and diminished authority.
Various adjustments and modifications still continue, and a number of scattered details may indicate that internal rivalries made themselves felt.
Dordrecht, Leiden, Haarlem, Delft, Vlaardigen, Rotterdam in Holland, and Middleburg and Zierikzee in Zeeland, repeated with modifications the characteristics of the communes of Flanders and Brabant.
Though the extreme forms of these varieties are very dissimilar, innumerable modifications are found between them; hence it is more convenient to regard them as at most sub-species of Q.
Unlike any other buildings in Abyssinia, the castles and palaces of Gondar resemble, with some modifications, the medieval fortresses of Europe, the style of architecture being the result of the presence in the country of numbers of Portuguese.
House, of Vermont, U.S., and was very successfully worked on some of the American telegraph lines till 1860, after which it was gradually displaced by other forms. Various modifications of the instrument are still employed for stock telegraph purposes.
The first to attain practical success was Edison, and his method with some modifications is still the one in most general use.
The capacity of camels for travelling long distances without water - owing to special structural modifications in the stomach - is familiar to all.
The Udgatri's duties being mainly confined to the chanting of hymns made up of detached groups of verses of the Rigveda, as collected in the Samaveda-samhita, the more important Brahmanas of this sacerdotal class deal chiefly with the various modes of chanting, and the modifications which the verses have to undergo in their musical setting.
They are agglutinative in nature, show hardly any signs of syntactical growth though every indication of long etymological growth, give expression to only the most direct and the simplest thought, and are purely colloquial and wanting in the modifications always necessary for communication by writing.
- Diagram showing possible modifications of persons of a gymnoblastic Hydromedusa.
- Diagram showing possible modifications of the persons of a Calyptoblastic Hydromedusa.
- Diagram showing possible modifications of medusiform and hydriform persons of a colony of Siphonophora.
The observation that large groups of species of widely different habits present the same fundamental plan of structure; and that parts of the same animal or plant, the functions of which are very different, likewise exhibit modifications of a common plan.
When a series of the modifications of an anatomical structure has been sufficiently examined, it is frequently possible to decide that one particular condition is primitive, ancestral or central, and that the other conditions have been derived from it.
A complex apocentric modification of a kind which we cannot imagine to have been repeated independently, and which is to be designated as uniradial, frequently forms a new centre around which new diverging modifications are produced.
Numerous variations and modifications of these forms exist.
The significance of these phenomena, which present many minor modifications in different cases, is nol fully understood, but one purpose of the formation of phloem promontories and islands seems to be the protection of the sieve-tubes from crushing by the often considerable peripheral pressure that is e~ercised on the stems of these lianes.
This is not perhaps so evident in the case of axial organs as it is in that of leaves and their modifications, but even in them it can be detected to a certain extent.
Lesagef has shown that the height of certain plants is decreased by cultivation in a saline soil, and that the leaves of iLesage, Recherches exphrimentales sur les modifications de, feuilles chez les plantes maritimes, in Rev. gen.
Within it or its modifications all the vital phenomena of which living organisms are capable have their origin.
The epidermal, conducting and strengthening tissues show on the other hand considerable modifications both in form and structure.
In order to effect this the individual chromosomes must become associated in some way, for there is no diminution in the actual amount of nuclear substance, and this leads to certain modifications in the division which are not seen in the vegetative nuclei.
6); and it has been suggested that the association of these two is analogous to the association of the rods and cones of the animal eye with their pigment layer, the light absorbed by the red pigment-spot setting up changes which react upon the refractive granule and being transmitted to the flagellum bring about those modifications in its vibrations by which the direction of movement of the organism is regulated.
The influence of physical environment becomes clearer and stronger when the distribution of plant and animal life is considered, and if it is less distinct in the case of man, the reason is found in the modifications of environment consciously produced by human effort.
These may be looked The six upon as being all derived by various modifications or elementa ry arrangements of the single form-unit, the slope or inclined land forms. plane surface.
These divisions merge one into the other, and admit of almost indefinite subdivision, while they are subject to great modifications by human interference in clearing and cultivating.
The humerus with its crests, ridges and processes, presents so many modifications characteristic of the various groups of birds, that its configuration alone is not only of considerable taxonomic value but that almost any genus, excepting, of course, those of Passeres, can be " spotted " by a close examination and comparison of this bone.
Huxley, " On the Classification of Birds and on the Taxonomic Value of the Modifications of certain of the Cranial Bones..."
The modifications of the hind-limbs are in fact many times greater (such as extremely long legs, with four, three or only two toes; very short legs, almost incapable of walking, with all four toes directed forwards, or two or one backwards, and two or more connected and therefore bound to act together, in various FIG.
The only really aberrant modifications of the wing-muscles are found in the Ratitae, where they are, however, all easily explained by reduction, and in the penguins, where the wings are greatly specialized into blades for rowing with screw-like motions.
The results are as interesting from a morphological point of view (showing the subtle and gradual modifications of these organs in their various adaptations), as they are sparse in taxonomic value, far less satisfactory than are those of the hind-limb.
But the carotids show several interesting modifications which have been examined chiefly by C. L.
For instance, the Tyranninae are anacromyod, while the closely allied Pipras and Cotingas are katacromyod; both these modifications can be shown to have been derived but recently from the weak mesoand oligomyodian condition which prevails in the majority of the so-called Oligomyodi.
Thus, while the institutions of England in the 12th century were English with very considerable Norman modifications, the architecture of England in that century was Norman with a very slight English modification.
Properties.-Sulphur exists in several allotropic modifications, but before considering these systematically we will deal with the properties of ordinary (or rhombic) sulphur.
Allotropic Modifications.-Sulphur assumes crystalline, amorphous and (possibly) colloidal forms. Historically the most important are the rhombic (Sa) and monoclinic (So) forms, discussed by E.
A larger and more brightly coloured species, C. spinoides, inhabits the Himalayas, but the siskin has many other relatives belonging to the New World, and in them serious modifications of structure, especially in the form of the bill, occur.
Newman - with modifications on becoming a Roman Catholic in the light of the church's decision in favour of Thomism.
Alembert was much interested in music both as a science and as an art, and wrote Elements de musique theorique et pratique (1779), which was based upon the system of P. Rameau with important modifications and differences.
The alphabet is with some modifications the same as the Javanese, but more complicated.
The Mordvinians are nearly all Orthodox Greek, as also are the Votyaks, Voguls, Cheremisses and Chuvashes, but their religions are, in reality, modifications of Shamanism under the influence of some Christian and Moslem beliefs.
Likewise continued the policy of his predecessor, with certain modifications suggested by the change of circumstances.
In subsequent modifications the fishes were, as they continue to be, bolted to and through the rails, the sleepers being placed rather further apart and the joint being generally suspended between them.
Such modifications of the hours of work have not only been beneficial to the men, but have improved the discipline of the staff and the punctuality and regularity of the train service, particularly in respect of the goods trains.
By the year 1878 there were four parallel lines in the city of New York, and constructions of the same character had already been projected in Brooklyn and Chicago and, with certain modifications of details, in Berlin.
But once the order is confirmed by the Board, with or without modifications, it has effect as if it had been enacted by parliament, and it cannot afterwards be upset on the ground of any alleged irregularity in the proceedings.
When he revised the book in 1875, his modifications were very slight, and it is conceivable that, had he recast it, as he often expressed the desire to do in the last years of his life, he would not have abandoned any part of his fundamental thesis.
The other structural characters of the Order may be briefly summarized as: - mouth-parts adapted for piercing and sucking, or for suction alone, and consisting of a proboscis formed of the labium, and enclosing modifications of the other usual parts of the mouth, some of which, however, may be wanting; a thorax fused into a single mass; and legs with five-jointed tarsi.
Thus we had genetic modifications in plants that could have occurred in nature but probably wouldn't have.
If the first order of genetic modification is deliberately keeping desirable mutations, then this is the second order: creating conditions for such genetic modifications to occur more rapidly.
Modifications of a tentacle, as in Trachylinae, or developed from the margin of the umbrella, in no connexion with a tentacle (or, if so connected, not producing any modification in the tentacle), as in Leptolinae.
- Modifications of the method of becomes reduced budding shown in fig.
For the most part, polyp and medusa have been regarded as modifications of a common type, a view supported by the existence, among Scyphomedusae (q.v.), of sessile polyp-like medusae (Lucernaria, &c.).