The precise formation mechanism is not known for certain, but the most widely accepted hypothesis suggests that the edge of the Cathedral Formation reef became detached from the rest of the reef, slumping and being transported some distance — perhaps kilometers — away from the reef edge.

Reactions often consist of a sequence of individual sub-steps, the so-called elementary reactions, and the information on the precise course of action is part of the reaction mechanism.

A context-free grammar provides a simple and mathematically precise mechanism for describing the methods by which phrases in some natural language are built from smaller blocks, capturing the " block structure " of sentences in a natural way.

Immediately prior to insertion, the clinician will perform a pelvic exam to determine the position of the uterus .< ref name =" Dean 2011 "> p. 150: Mechanism of action Although the precise mechanism of action is not known, currently available IUCs work primarily by preventing sperm from fertilizing ova .< sup > 26 </ sup > IUCs are not abortifacients: they do not interrupt an implanted pregnancy .< sup > 27 </ sup > Pregnancy is prevented by a combination of the " foreign body effect " of the plastic or metal frame and the specific action of the medication ( copper or levonorgestrel ) that is released.

Ribavirin is a prodrug which appears to interfere with viral replication by inhibiting RNA-dependent nucleic acid synthesis, although the precise mechanism of action is disputed.

Despite extensive research into the interaction of modafinil with a large number of neurotransmitter systems, a precise mechanism or set of mechanisms of action remains unclear.

The precise mechanism by which this " key-in-a-lock " mechanism functions has been structurally elucidated.

The precise mechanism of action in explanation of their analgesic efficacy is unclear, but it is thought that they indirectly modulate the opioid system in the brain downstream via serotonergic and noradrenergic neuromodulation, among other properties.

Although hyperthyroidism has been considered to induce psychiatric symptoms by enhancement of the sensitivity and turnover in catecholaminergic neurotransmission, the precise mechanism of cognitive and behavioral dysfunction in hyperthyroidism is not known.

For nanowires with diameters less than 10 nm, existing welding techniques, which requiring precise control of the heating mechanism and may introducing the possibility of damage, will be not practical.

They recognized there was a precise mechanism followed by reactionaries to defuse the role of subversive artists and intellectuals, that is, to reframe them as separated from the most topical events, and divert from them the taste for the new that may dangerously appeal the masses ; after such separation, such artworks are sterilized, banalized, degraded, and can be safely integrated into the official culture and the public discourse, where they can add new flavors to old dominant ideas and play the role of a gear wheel in the mechanism of the society of the spectacle.

Knockout mice lacking NPAS3 or the similar protein NPAS1 have significantly lower levels of reelin ; the precise mechanism behind this is unknown.

Chobham's precise mechanism for defeating HEAT was uncovered in the 1980s.

Subsequent tests and investigations determined the activating mechanism to have been a voltage discharge to the spacecraft frame ; although engineers suspected one or two of the scientific instruments, they could not determine the precise source of the discharge with certainty.

" The precise mechanism had not been agreed upon.

While the precise mechanism of action is still poorly understood, there is evidence that application of gel sheeting may reduce the incidence of abnormal scarring.

However, the precise mechanism of action of phytosterols differs from ezetimibe.

This claim will be enforced by the United States Government although the precise monetary mechanism of enforcement is yet to be determined.

However, the mechanism was not precise enough, and, after a few miles of travel, the dial could have very well been pointing in the complete opposite direction.

The momentum is probably transported to the outer parts of the disk, but the precise mechanism of this transport is not well understood.

" The precise mechanism of these episodes is in doubt, but presumably results from a transient increase in resistance to blood flow to the lungs with increased preferential flow of desaturated blood to the body.

EBWs use a different physical mechanism than blasting caps, using more electricity delivered much more rapidly, and explode in a much more precise timing after the electric current is applied.

This, naturally, will be difficult to do since both the archaeological and place-name evidence in this period, with some fortunate exceptions, is insufficient for precise chronological purposes.

From the moment that Hino had first walked into the mission to ask for a job, any job -- his qualifications neatly written on a piece of paper in a precise hand -- he had been ready to become a Christian.

therefore, only with precise foreknowledge of the line frequencies is an astronomical search for the radio spectra of these molecules feasible.

As soon as the time came for re-sharpening, the precise form of the gear tooth was lost and a new cutter had to be made.

Here we shall restrict discussion to those methods that appear sufficiently sensitive and precise for determining the concentration of TSH in blood.

Even though the registers may have an incomplete record of persons present in a particular area or include persons no longer living there, they contain precise information on ages, by date of birth, for some of the persons present ( especially children in relatively stable communities ) and supplementary information ( such as records of marital status ) for many others.

When the power of the latter was made both limited and explicit -- when norms were clarified and made more precise and the creation of new norms was placed exclusively in parliamentary hands -- two purposes were served: Government was made subservient to an institutionalized popular will, and law became a rational system for implementing that will, for serving conscious goals, for embodying the `` public policy ''.

Uncertainty overcoming itself is the precondition of the quest for new and more precise information about the world.

Couperin and Rameau gave titles to nearly everything they wrote, not in the later sense of `` program music '' but as a kind of nonmusical reference for the close, clear musical forms filled with keen wit and precise utterance.

He also drew precise crisp spots, which he sold to various literary and artistic journals, The New Yorker, for instance, or Esquire.

A consequence of using waveforms to describe particles is that it is mathematically impossible to obtain precise values for both the position and momentum of a particle at the same time ; this became known as the uncertainty principle, formulated by Werner Heisenberg in 1926.

While the precise identity of the author is debated, the consensus is that this work was composed by a ( Koine ) Greek speaking Gentile writing for an audience of Gentile Christians.

Although it was recognized that certain tributaries, represented for example, in the XVIIIth Dynasty tomb of Rekhmara at Egyptian Thebes as bearing vases of peculiar forms, were of some Mediterranean race, neither their precise habitat nor the degree of their civilization could be determined while so few actual prehistoric remains were known in the Mediterranean lands.

Aerodynamicists disagree over the precise definition of hypersonic flow ; minimum Mach numbers for hypersonic flow range from 3 to 12.

These directives implied precise emphasis on: the search for political coordination with emerging and developing countries, namely India, South Africa, Russia and China ; creation of the Union of South American Nations and its derivative bodies, such as the South American Security Council ; strengthening of Mercosul ; projection at the Doha Round and WTO ; maintenance of relations with developed countries, including the United States ; undertaking and narrowing of relations with African countries ; campaign for the reform of the United Nations Security Council and for a permanent seat for Brazil ; and defense of social objectives allowing for a greater equilibrium between the States and populations.

The precise 4-bit encoding may vary however, for technical reasons, see Excess-3 for instance.

Whatever the precise mechanisms, thyroid hormones clearly influence adult brain functioning, and may interact with mood regulation via targets in specific brain circuits.

Sensibility is a vague word, covering an area of meaning rather than any precise talent, quality, or skill.

Without a precise knowledge of Germanic philology, however, it is debatable whether their use was not more often a source of confusion and error than anything else.

I have said before how difficult it is to make any precise statements with regard to the character of the Greek and Elizabethan public.

It is equipped with electronic controls that can be set to hold precise tension and speed.

One species is restricted to statements which are neither explicit nor precise regarding a particular person, place, time or thing.

The underlying assumption, of course, is that only sight and touch enable us, in any precise and fully dependable way, to locate objects in space beyond us, the other senses being decidedly inferior, if not totally inadequate, in this regard.

if it is somber, it is also precise, and the precision lends authority to the vision.

In continuation of these theoretical studies, a more precise elucidation of the effects of imperfections in network structure is sought.

Because an algorithm is a precise list of precise steps, the order of computation will always be critical to the functioning of the algorithm.

So to be precise the following is really Nicomachus ' algorithm.

Fossil evidence of the Asterales is rare and belongs to rather recent epochs, so the precise estimation of the order's age is quite difficult.

Korean is copiously attested from the mid-15th century on in the phonetically precise Hangul system of writing ( ib.

:" It is the misfortune of small, precise men always to hanker after large and flamboyant women.

The precise nature of the origin of this urn is matter of dispute.

Astrometry is the branch of astronomy that involves precise measurements of the positions and movements of stars and other celestial bodies.

Like the earlier catalogs of Hipparchus and Ptolemy, Ulugh Beg's catalogue is estimated to have been precise to within approximately 20 minutes of arc.