Although his exact guidelines are no longer rigidly followed they did inspire this field of conservation.

Although it is not known which exact Taiwanese shop is the creator of Bubble tea, several shops are speculated to be the origin.

Although the exact nature and extent of the Christian redaction remains unclear there is broad consensus as to what the original text of the Testimonium by Josephus would have looked like.

Although it is difficult to determine without invasive measures which exact parts of the brain become most active and important for language acquisition, fMRI and PET technology has allowed for some conclusions to be made about where language may be centered.

Although the exact 3D structure of PrP < sup > Sc </ sup > is not known, it has a higher proportion of β-sheet structure in place of the normal α-helix structure.

Although Wittgenstein certainly argues that the notion of private language is incoherent, because of the way in which the text is presented the exact nature of the argument is disputed.

Although the exact etiology or cause of stuttering is unknown, both genetics and neurophysiology are thought to contribute.

Although energy generated by stimulated emission is always at the exact frequency of the field which has stimulated it, the above rate equation refers only to excitation at the particular optical frequency corresponding to the energy of the transition.

" Although historians of science continue to debate the exact meaning of the term, and even its validity, the scientific revolution still remains a useful concept to interpret the many changes in science.

Although exact numbers are difficult to ascertain, it is safe to say that several million people served in the South Vietnamese armed forces, the vast majority of them in the Army of the Republic of Vietnam ( ARVN )— between 1956 and 1975.

Although there are no details concerning the exact circumstances, he had previously received threats, and his house had been set on fire.

Although the exact mechanisms are not known, it is clear that dopamine and tonically active neurons play a key role here.

Although the exact legal implications of the judgement are unclear when analysed by lawyers, it was generally taken at the time to have determined that slavery did not exist under English common law and was thus prohibited in England.

Although the exact date of the construction of the garden is not clear, historical evidence suggests it was constructed during the Seljuk Dynasty on the orders of the celebrated Seljuk monarch Sanjar.

Although a large amount of research has been carried out, the exact mechanism of action of ECT remains elusive, and ECT on its own does not usually have a sustained benefit.

Although a large amount of research has been carried out, the exact mechanism of action of ECT remains elusive.

Although the relationship that developed between the two young men was certainly very close, its exact nature is impossible to determine.

Although there is considerable agreement about the relationships between most chelicerate sub-groups, the inclusion of the Pycnogonida in this taxon has recently been questioned ( see below ), and the exact position of scorpions is still controversial, though they were long considered the most primitive ( basal ) of the arachnids.

Although the exact function of the oSDN is not fully known, its volume, length, and cell number seem to correlate with sexual orientation, and a dimorphism in its volume and of cells could bias the processing cues involved in partner selection.

Although the exact parameters of protection are still uncertain, courts are beginning to allow trade dress protection for the overall “ look and feel ” of a website.

Although cabbage has an extensive history, it is difficult to trace its exact roots owing to the many varieties of leafy greens classified as " brassicas ".

Although exact design varies, boys mostly wear shirts and trousers with a tie, while girls wear a dress or a skirt when young and the traditional " shalwar Kamiz " after turning 12 or 13.

Although an exact date of composition cannot be given, many academic editors of the play date King Lear between 1603 and 1606.

Although the Church had already determined that Christ was the Son of God, just what his exact nature was remained open to debate.

Although the exact date of its foundation is unknown, it is known that it was already in existence in the 3rd century BC, for in 218 BC, during Hannibal's invasion of Italy, the Boii revolted and laid siege to the city.

Although a large number of coatings systems, particularly at low thicknesses fail cohesively by the cutting mechanism, frequently a second type of cohesive failure may also take place.

Although the mechanism differs from country to country, most use a similar mechanism based on a central bank's ability to create as much fiat money as required.

Although neither machine has a built-in disk operating system ( cassette tapes being the default data-storage mechanism in the home computer market at the time ), DragonDOS was supplied as part of the disk controller interface from Dragon Data Ltd.

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.

Although this group is also defined by effect rather than mechanism, there is at least a preliminary understanding of the mechanism of most of the anticonvulsants used in the treatment of mood disorders.

Although a complete theory of evolution also requires an account of how genetic variation arises in the first place ( such as by mutation and sexual reproduction ) and includes other evolutionary mechanisms ( such as genetic drift and gene flow ), natural selection appears to be the most important mechanism for creating complex adaptations in nature.

Although insoluble fiber is associated with reduced diabetes risk, the mechanism by which this occurs is unknown.

Although the three catalytic β subunits have a common mechanism, they have slightly different substrate specificities, which are considered chymotrypsin-like, trypsin-like, and peptidyl-glutamyl peptide-hydrolyzing ( PHGH )- like.

Although catalysis of the peptide bond involves the C2 hydroxyl of RNA's P-site ( see Function section below ) adenosine in a protein shuttle mechanism, other steps in protein synthesis ( such as translocation ) are caused by changes in protein conformations. Since their catalytic core is made of RNA, ribosomes are classified as " ribozymes ," and it is thought that they might be remnants of the RNA world.

Although the basic mechanism is well established, the capability to predict the onset in present and future devices requires better understanding of the damping mechanisms which determine the threshold island size, and of the mode coupling by which other instabilities ( such as sawteeth in tokamaks ) can generate seed islands.

Although the goal of each is to provide effective and efficient exchange between computer systems, the mechanism for accomplishing that goal is very different.

Although epigenetics in multicellular organisms is generally thought to be a mechanism involved in differentiation, with epigenetic patterns " reset " when organisms reproduce, there have been some observations of transgenerational epigenetic inheritance ( e. g., the phenomenon of paramutation observed in maize ).

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.

Although examples of half-identical twins have been found, the exact mechanism of their conception is not well-understood, but could theoretically occur in polar body twinning where sperm cells fertilize both the ovum and the second polar body.

Although this route to autoimmune disease may underlie various degenerative disease states, no diagnostics for this disease mechanism exist at present, and thus its role in human autoimmunity is currently unknown.

Although the respiratory function of hemocyanin is similar to that of hemoglobin, there are a significant number of differences in its molecular structure and mechanism.

Although there are likely exceptions, features of the sarrusophone's mechanism generally include:

Although the mechanism was already in widespread use in early line and character editors, Lawrence G. Tesler ( Larry Tesler ) popularized " cut and paste " in the context of computer-based text-editing while working at Xerox Corporation Palo Alto Research Center ( PARC ) in 1974 – 1975.

Although the exact mechanism of the event is unknown, key amino acid residues identified include tyrosine at positions 80 and 123, glutamic acid at position 177, and arginine at position 180.

Although the verification stage is necessary for the activation of naïve helper T cells, the importance of this stage is best demonstrated during the similar activation mechanism of CD8 < sup >+</ sup > cytotoxic T cells.

Although some experiments lead to the conclusion that sympathetic outflow is involved in facial vasodilation 40 years of research have not clarified the mechanism behind active vasodilation.