While cyanobacteria have been traditionally considered algae, recent works usually exclude them due to large differences such as the lack of membrane-bound organelles, the presence of a single circular chromosome, the presence of peptidoglycan in the cell walls, and ribosomes different in size and content from those of the Eukaryotes .< ref >

While there are ancient relations between the Indian Vedas and the Iranian Avesta, the two main families of the Indo-Iranian philosophical traditions were characterized by fundamental differences in their implications for the human being's position in society and their view on the role of man in the universe.

While he has been rated as one of the top-50 eminent psychologists of the 20th century, Jensen remains a controversial figure, largely for his conclusions regarding the causes of race-based differences in intelligence.

While nations often strive for substantive harmony to facilitate cross-national distribution, philosophical differences about the optimal extent of regulation can be a hindrance ; more restrictive regulations seem appealing on an intuitive level, but critics decry the tradeoff cost in terms of slowing access to life-saving developments.

While the overall structure of archaeal pseudopeptidoglycan superficially resembles that of bacterial peptidoglycan, there are a number of significant chemical differences.

While the stories depict a lack of intelligence in many of the individuals, they do not arise from any consistent genetic differences between them and the rest of humankind.

While there are alleged non-physical differences between men and women, major reviews of the academic literature on gender difference find only a tiny minority of characteristics where there are consistent psychological differences between men and women, and these relate directly to experiences grounded in biological difference.

While grammatical structures of Yupik and Inuit languages are similar, they have pronounced differences phonologically and differences of vocabulary between Inuit and any of one of the Yupik languages is greater than between any two Yupik languages.

While stressing the philosophical differences, the Free Software Foundation comments:

While Germany and most of contiguous Europe use standard gauge ( 1435 mm ), differences in signalling, rules and regulations, electrification voltages, etc.

While presenting several specific differences in their respective translations of the original computer game, all of them constitute essentially the same game with no major changes to level design, plot, or overall delivery.

While mutually comprehensible with other dialects ( especially Sakkwatanci, and to a lesser extent Gaananci ), the northernmost dialects have slight grammatical and lexical differences owing to frequent contact with the Zarma and Tuareg groups and cultural changes owing to the geographical differences between the grassland and desert zones.

While there is little scholarly debate about the existence of some of these differences, their causes remain highly controversial both within academia and in the public sphere.

While archbishop, he attempted unsuccessfully to resolve differences with the native British bishops by corresponding with them about points of dispute.

While CT provides good spatial resolution ( the ability to distinguish two separate structures an arbitrarily small distance from each other ), MRI provides comparable resolution with far better contrast resolution ( the ability to distinguish the differences between two arbitrarily similar but not identical tissues ).

While Mormonism and Islam certainly have many similarities, there are also significant, fundamental differences between the two religions.

While the assays reveal differences, unfortunately different assays provide differing ratios.

While this classification is based on the differences between the North Germanic languages at the time they split, their present-day characteristics justify another classification, dividing them into an Insular Scandinavian and Mainland Scandinavian language groups, based on mutual intelligibility.

While stressing the philosophical differences, the Free Software Foundation comments:

While the fundamental concepts of PLC programming are common to all manufacturers, differences in I / O addressing, memory organization and instruction sets mean that PLC programs are never perfectly interchangeable between different makers.

While they were very close friends for a while, it was ultimately the differences in worldview and personality that led their friendship to strand.

While atypicals have fewer extrapyramidal side effects these differences are modest.

While five minutes ago the place had presented a scene of easy revelry, with Gyp Carmer a prominent figure, it was now as somnolent and dull as the day before payday.

While my memory holds with relentless tenacity, as I cannot too often stress, to my wrongs, when it comes to my shames, it gestures and jokes and toys with chronology like a prestidigitator in the hope of distracting me from them.

While with the Whiteman band Mercer met Jerry Arlen.

While Arlen and Mercer collaborated on Hot Nocturne, Mercer worked also with Arthur Schwartz on another film, Navy Blues.

While I was sitting at one of the rewrite telephones with my derby and my great beard, Arthur Brisbane whizzed in with some editorial copy in his hand.

While I fully agree with Sir Anthony's contention, I think that we must carry the analysis farther, bearing in mind that while common peril may be the measure of our need, the existence or absence of a positive sense of community must be the measure of our capacity.

While white is the coolest summer shade, there are lots of pastel hues along with tintable fabrics that will blend with any wardrobe color.

While some regression is inevitable, it is discouraged rather than encouraged so that the transference does not follow the stages of planned regression associated with certain casework adaptations of the psychoanalytic model for insight therapy.

While we had expected that compulsive children in the unstructured school setting would have difficulty when compared to those in the structured, we were surprised to find that the achievement of the high compulsives within the schools where the whole-word method is used in beginning reading compares favorably with that of the low compulsives.

While the phonemes can be very easily stated, no one is likely to be satisfied with the statement until phonemic occurrences can be related in some way to morphemic units, i.e. until the morphophonemics is worked out, or at least far enough that it seems reasonable to expect success.

While obliged to concede governments in East Europe allied with the Soviet Union instead of opposed to it, we thought we had preserved our social and economic system in East Europe.

While this influence is a complex matter, depending upon personality factors in the individual as well as upon his social-class experience, there probably are some general statements about social-class background and educational policy that can be made with a fair degree of truth.

While costs on this order are sometimes separately charged for in residential and commercial rates, in the form of a mere `` service charge '', they are more frequently wholly or partly covered by a minimum charge which entitles the consumer to a very small amount of gas or electricity with no further payment.

While Protogeometric vases usually turn up, especially outside Greece proper, together with as many or more examples of local stamp, these `` non-Greek '' patterns had mostly vanished by the later ninth century.

While talking with Julian M. Beall, Francisco Archuleta and Juan Marcus appeared, both heavily armed, and after watching the house for a while, rode away.

While we, as American artists, believe deeply in the universal character of all intellectual activity, we would be less than honest with you, or ourselves, if we failed to state a specific attitude toward our own society as well as the international community as a whole.

While man shares this procreative function with all his predecessors in the evolutionary process, he is the only animal with a true non-instinctive and conscious creative ability.

While accounts of the progress of the tsunami came in from various points in the Pacific ( Midway reported it was covered with nine feet of water ), the Hawaiian station made its calculations and notified the military services and the police that the first big wave would arrive at Honolulu at 23:30 Greenwich time.

While the city council suggested that the Legislative Council might perform the review, Mr. Notte said that instead he will take up the matter with Atty. Gen. J. Joseph Nugent to get `` the benefit of his views ''.

While we are filling outer space with scientific successes, for many the `` inner '' space of their soul is an aching void.

While in Asia, Aristotle traveled with Theophrastus to the island of Lesbos, where together they researched the botany and zoology of the island.