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Although precursors exist, the current table is generally credited to Dmitri Mendeleev, who developed it in 1869 to illustrate periodic trends in the properties of the then-known elements ; the layout has been refined and extended as new elements have been discovered and new theoretical models developed to explain chemical behavior.
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Although and precursors
Although earlier precursors to this presentation exist, its invention is generally credited to Russian chemist Dmitri Mendeleev in 1869, who intended the table to illustrate recurring trends in the properties of the elements.
Although precursors to this table exist, its invention is generally credited to Russian chemist Dmitri Mendeleev in 1869.
Although it had historical precursors, this idea derived its main impetus from a famous report by Scoville and Brenda Milner describing the results of surgical destruction of the hippocampus ( in an attempt to relieve epileptic seizures ), in a patient named Henry Gustav Molaison, known until his death in 2008 as H. M.
Although these precursors often originate in urban areas, winds can carry NOx hundreds of kilometers, causing ozone formation to occur in less populated regions as well.
Although nominally a Platonist, he is really an Eclectic and one of the precursors of Neoplatonism.
Although fully fledged flying buttresses only developed in the Gothic period, their precursors can be found in Byzantine architecture and in some Romanesque buildings, such as Durham Cathedral, where quadrant arches were used to carry the lateral thrust of the stone vault over the aisles.
Although its precursors probably lie in the musical traditions of the historical Tai tribes that migrated south from China and northern Vietnam, much cross-pollination with indigenous music of the region as well as importation of Chinese, Mon-Khmer, Indian and Malay influences has also had a pronounced affect on the dances, instrumentation and melodies of morlam.
Although these precursors of aldosterone are weaker mineralocorticoids, the extreme elevations usually provide enough volume expansion, blood pressure elevation, and potassium depletion to suppress renin and aldosterone production.
Although insoluble in water, its precursors can be manipulated in aqueous solution.
Although there were distant precursors to telemedicine, it is essentially a product of 20th century telecommunication and information technologies.
Although the term " neoclassicism " refers to a twentieth-century movement, there were important nineteenth-century precursors.
Although Harvard College traces its origins to 1636, the precursors of GSAS only date back to the 1870s.
Although it is clear that these science precursors will not be able to answer all the scientific questions that the scientists have, it will already give them valuable information about some basic processes and will also help to define the scientific programme they want to perform on IMPACT.
Although Gandhi's aim of totally implementing the concepts of Swaraj in India was not achieved, the voluntary work organizations which he founded for this purpose did serve as precursors and role models for peoples movements, voluntary organisations and some of the non-governmental organisations that were subsequently launched in various parts of India.
Although the Mr. Hankey short film was never made, Parker and Stone made two Christmas-related animated short films called The Spirit of Christmas, which served as precursors to the South Park series.
Although and exist
Although no national norms exist for the social development of children, the teacher can find a great deal of information concerning types of social behavior normally displayed by children at various age levels.
Although Utopian communism is both new in 1516 and also modern, it is not modern communism or even modern socialism, as they exist or have ever existed in theory or in practice.
Although this technique is simple and satisfactory, one practical difficulty does exist: the direction of true north must be known for each launch point.
Although the theological forms of the past continue to exist in a way they do not in a more secularized situation, the striking thing is the rapidity with which they are being reduced to a marginal existence.
Although most stand alone in the landscape, some examples exist of brochs surrounded by clusters of smaller dwellings.
Although the German General Staff was also abolished by the treaty, it nevertheless continued to exist as the Truppenamt or " Troop Office ", supposedly only an administrative body.
Although there is no strong evidence for any single theory, many independent theories exist, some blaming storms, some capsizing, and some suggesting that wartime enemy activity was to blame for the loss.
Although technology does not exist currently to measure this, it can be estimated by determining oxygen consumption by the brain.
Although rare, deposits of native chromium exist.
Although the isosahedral structure is extremely common among viruses because of size differences slight variations exist between virions.
Although professional cheerleading leagues exist in multiple countries, there are no Olympic Teams.
Although once thought to be a simple solution of molecules, multiple levels of organization exist in the cytosol.
Although most economies today are market economies or mixed economies ( which are partially planned ), fully planned economies exist in the remaining few countries of Cuba, Libya, North Korea, Saudi Arabia, Belarus, and Myanmar.
Although the abuses and atrocities that characterized the Macias years have been eliminated, effective rule of law does not exist.
Although humans exist and operate within ecosystems, their cumulative effects are large enough to influence external factors like climate.
Although humans exist and operate within ecosystems, their cumulative effects are large enough to influence external factors like climate.
Although seldom used in modern times, Edlin may sometimes be used as an Edlin-script interpreter, in environments where no other editors exist.
Although evidence-based medicine is regarded as the gold standard of conventional clinical practice, limitations or criticisms of its use exist, such as:
Although exceptions exist, the first day of the bis sextum ( February 24 ) was usually regarded as the intercalated or " bissextile " day since the third century.
Although no " Hopkinson flags " exist from the time period, it is believed that his flag contained 13 red and white stripes and 13 white stars arranged symmetrically on a field of blue.
Although many shelters still exist, some even being used as museums, virtually all fallout shelters have been decommissioned since the fall of the Soviet Union in 1991.
Although the problem is not known to be in NC, parallel algorithms with time superior to the Euclidean algorithm exist ; the best known deterministic algorithm is by Chor and Goldreich, which ( in the CRCW-PRAM model ) can solve the problem in O ( n / log n ) time with n < sup > 1 + ε </ sup > processors.
Although semitisms exist throughout the Gospel of Luke, it was composed in Koine Greek.
Although many regulations that discriminated against non-Christians — including Jews and other minority groups — had been eliminated during the unification of Germany in 1871, antisemitism continued to exist and thrive in Germany and other parts of Europe.
Although and current
Although these instruments have slow response time and low accuracy, they were sometimes used in measuring radio-frequency current.
Although current trends show substantial competition from alternative interpretations, throughout much of the twentieth century the Copenhagen interpretation had strong acceptance among physicists.
Although the current term " register file " shows the early concept of files, it has largely disappeared.
Although the present-day, loose use of the term " cyberspace " no longer implies or suggests immersion in a virtual reality, current technology allows the integration of a number of capabilities ( sensors, signals, connections, transmissions, processors, and controllers ) sufficient to generate a virtual interactive experience that is accessible regardless of a geographic location.
Although the more radical consequences of the global communication network predicted by some cyberspace proponents ( i. e. the diminishing of state influence envisioned by John Perry Barlow ) failed to materialize and the word lost some of its novelty appeal, it remains current as of 2006.
Although the team does not officially retire jersey numbers, some are kept " unofficially inactive ", so it is uncommon to find any current players wearing the number of one of the " Ring of Honor " inductees.
Although the first graduate degree, a PhD in classics, was awarded in 1885, many of the current PhD programs trace their origins to the 1960s.
Although current trends in genetics have raised questions amongst critical academics concerning parallels between pre-war attitudes about eugenics and current " utilitarian " and social theories allegedly related to Darwinism, they are, in fact, only superficially related and somewhat contradictory to one another.
Although the XM-291 does not immediately mean that ETC technology is viable at this current point in time it does offer an example that it is possible and that continued research in the area is worth the advantages reaped if such a system was to be successfully implemented on a modern tank.
Although there has been a change in the wording of this rule from 1 January 2007, the current FIH umpires ' briefing instructs umpires not to change the way they interpret this rule .< ref name =" Umpires ' briefing ">
Although according to current theories matter is still required to travel subluminally with respect to the locally distorted spacetime region, apparent FTL is not excluded by general relativity.
Although Guinea's external debt burden remains high, the country is now current on external debt payments.
Although galvanization can be done with electrochemical and electrodeposition processes, the most common method in current use is hot-dip galvanization, in which steel parts are submerged in a bath of molten zinc.
Although current pumps can include a glucose sensor, and they cannot automatically respond to meals or to rising or falling glucose levels.
Although various Spaceguard projects monitor the Solar System for objects that might come dangerously close to Earth, current asteroid deflection strategies are crude and untested.
Although they accept that some complex systems and organs can be explained by evolution, they claim that organs and biological features which are irreducibly complex cannot be explained by current models, and that an intelligent designer must have created life or guided its evolution.
Although K-Meleon 0. 9. 13 is based on Gecko 1. 7. 13, which is now obsolete, a simulation of it ( called " K-Meleon0. 9. 13-ud3-1. 8. 0. 7 ") has been made that is based on a current " k-meleon. exe " and a recent 1. 8. 0. x Gecko rendering engine to allow people who prefer the older K-Meleon 0. 9 interface to update their browsing to current security standards.
Although banned by then-President Marc Ravalomanana from 2000 to 2009, the collection of small quantities of precious timber from national parks was re-authorized in January 2009 and has dramatically intensified under the administration of current head of state Andry Rajoelina as a key source of state revenues to offset cuts in donor support following Ravalomanana's ouster.
Although this appears a challenging problem given current resources, many tools will be available to help future researchers: Moore's Law predicts further increases in computer power, semiconductor fabrication techniques continue to approach the nanoscale, and researchers grow ever more skilled at using proteins, ribosomes and DNA to perform novel chemistry.
Although the technology can be circumvented by several current DVD rippers such as AnyDVD or DVDFab, Macrovision claimed that 95 % of casual users lack the knowledge and / or determination to be able to copy a DVD with RipGuard technology.
Although there exist occasional reports of opposition to the government, these appear to be isolated, and there is no evidence of major internal threats to the current regime.
Although the planet Earth is currently the only known body within the solar system to support life, current evidence suggests that in the distant past the planet Mars possessed bodies of liquid water on the surface.
Although Nashville was never known as a jazz town, it did have many great jazz bands, including The Nashville Jazz Machine led by Dave Converse and its current version, the Nashville Jazz Orchestra, led by Jim Williamson, as well as The Establishment, led by Billy Adair.
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