While all modern variants of the acre contain 4, 840 square yards, there are alternative definitions of a yard, so the exact size of an acre depends on which yard it is based on.

While an exact number has not been determined, thousands of Canadians have purchased and used what they contend to be grey market radio and television services, licensed in the United States but not in Canada.

While most small corporations do not have a 2 / 3 vote requirement, in the exact opposite, most large corporations especially those incorporated in Delaware, do have a 2 / 3 vote requirement.

While historians disagree over the exact authorship of the work, the writing contains clear indications of Allen's style.

While the exact definition and what is included as extreme sport is debatable, some attempted to make classification for extreme sports.

While the exact location of the grave is unknown, a stone was added in the 19th century to mark a grave traditionally thought to be Calvin's.

While the exact cause of primary lymphedema is still unknown, it generally occurs due to poorly developed or missing lymph nodes and / or channels in the body.

While the exact relationship of the short and apparently primitive text of Q1 to the later published texts is not resolved, Hardin Craig among others has suggested that it may represent an earlier draft of the play and hence would confirm that the play referred to in 1589 is in fact merely an earlier draft of Shakespeare's play.

While the exact cause of this behavior is unknown, springbok exhibit this activity when they are nervous or otherwise excited.

While her exact route is unknown, Tubman made use of the network known as the Underground Railroad.

While the exact style of the wine will vary from producer, some of the terroir characteristics associated with California Chardonnay include " flinty " notes with the Russian River Valley and mango & guava from Monterey.

While the exact meaning of the term layer-4 switch is vendor-dependent, it almost always starts with a capability for network address translation, but then adds some type of load distribution based on TCP sessions.

While this greatly reduced the bandwidth requirements for spammers at a time when Internet connections were limited, it forced each spam to be an exact copy and thus easier to detect.

While the issue of the exact theological structure and composition of the Sermon on the Mount is subject to debate among scholars, specific components within it, each associated with particular teachings, can be identified.

While his motives for founding this order are ultimately unknown, it was said to be all for his own political and personal gain and to also exact vengeance on his enemies.

While the exact origins of chess are unclear, modern rules first took form during the Middle Ages.

While the video signal can easily hide the head-switching point in the invisible vertical retrace section of the signal, so that the exact switching point is not very important, the same is obviously not possible with a continuous audio signal that has no inaudible sections.

While the exact cause of endometriosis remains unknown, many theories have been presented to better understand and explain its development.

While Widukind was considered the leader of the Saxon resistance by the Franks, his exact role in the military campaigns is unknown.

While variants turn up in other places ( for example a poem often ascribed to Virgil called Moretum contains the phrase E Pluribus Unus ), this is the oldest known use of the exact phrase.

While the exact provenance of the word " poutine " is uncertain, some of its meanings undoubtedly result at least in part from the influence of the English word pudding.

While the exact date of Crawford's break with Seymour is disputed, it was complete by 1908.

While the exact origins of the wave may be in dispute, Seattle was the first place to routinely perform it.

While there is no consensus on the exact meaning of the name Itzamna, it may be significant that itz is a root denoting all sorts of secretions ( such as dew, sap, and semen ) and also sorcery.

While all prokaryotes reproduce asexually ( without the formation and fusion of gametes ), mechanisms for lateral gene transfer such as conjugation, transformation and transduction are sometimes likened to sexual reproduction.

While a group of bits malfunction may be resolved by error detection and correction mechanisms ( see above ), storage device malfunction requires different solutions.

While a group of bits malfunction may be resolved by error detection and correction mechanisms ( see above ), storage device malfunction requires different solutions.

While tuning mechanisms generally differ from the higher-pitched orchestral stringed instruments, some basses have non-functional, ornamental tuning pegs projecting from the side of the pegbox, in imitation of the tuning pegs on a cello or violin.

While philosophers have generally considered the human mind to include broad faculties, such as reason and lust, evolutionary psychologists describe evolved psychological mechanisms as narrowly focused to deal with specific issues, such as catching cheaters or choosing mates.

While the heritability of IQ has been investigated for nearly a century, there is still debate about the significance of heritability estimates and the mechanisms of inheritance.

While it is one of the most commonly used concepts in logic it must not be mistaken for a logical law ; rather, it is one of the accepted mechanisms for the construction of deductive proofs that includes the " rule of definition " and the " rule of substitution " Modus ponens allows one to eliminate a conditional statement from a logical proof or argument ( the antecedents ) and thereby not carry these antecedents forward in an ever-lengthening string of symbols ; for this reason modus ponens is sometimes called the rule of detachment.

While it is clear that there are innate mechanisms that enable the learning of language and define the range of languages that can be learned, it is not clear that these mechanisms in anyway resemble a human language or universal grammar.

While light and cheap to manufacture, these mechanisms had low inertia, making motor speed instabilities more pronounced.

While IntServ mechanisms do work, it was realized that in a broadband network typical of a larger service provider, Core routers would be required to accept, maintain, and tear down thousands or possibly tens of thousands of reservations.

While results vary, many of these mechanisms can be cumbersome and onerous in traditional games.

While animal models are acknowledged to model merely aspects of depressive illness, human and animal brains are very similar at a molecular level, enabling detailed study of the molecular mechanisms involved in ECT.

While plants do utilise many of the same epigenetic mechanisms as animals, such as chromatin remodeling, it has been hypothesised that plant cells do not have " memories ", resetting their gene expression patterns at each cell division using positional information from the environment and surrounding cells to determine their fate.

While flood modelling is a fairly recent practice, attempts to understand and manage the mechanisms at work in floodplains have been made for at least six millennia.

While deployed DOCSIS RFI 1. 0 equipment generally only supports best efforts service, the DOCSIS RFI 1. 0 Interim-01 document discussed QoS extensions and mechanisms using IntServ, RSVP, RTP, and Synchronous Transfer Mode ( STM ) telephony ( as opposed to ATM ).

While there are usually legal mechanisms designed to deter marine mammals, such as anti-predator nets or harassment devices, individuals are often illegally shot.

While a number of insects use frictional vibration mechanisms to generate sound, this particular acoustic mechanism is unique in the animal kingdom.

While the etiology of conduct disorder is complicated by an intricate interplay of biological and environmental factors, identifying etiological mechanisms is crucial for obtaining accurate assessment and implementing effective treatment.

While the CBS color broadcasting schedule gradually expanded to twelve hours per week ( but never into prime time ), and the color network expanded to eleven affiliates as far west as Chicago, its commercial success was doomed by the lack of color receivers necessary to watch the programs, the refusal of television manufacturers to create adapter mechanisms for their existing black-and-white sets, and the unwillingness of advertisers to sponsor broadcasts seen by almost no one.

While many simple mechanisms are completely first-order, most complex mechanisms are only first-order within a range of operation.

While these mechanisms have distinct characteristics, they often occur simultaneously in the same system.

While a hacker strives to understand the mechanisms behind what he or she uses, even when such extended knowledge would have no practical value, a lamer only cares to learn the bare minimum necessary to operate the device in the way originally intended.