At midbody, there are 23-27 rows of dorsal scales.

At hatching, a typical salamander larva has eyes without lids, teeth in both upper and lower jaws, three pairs of feathery external gills and a long, somewhat laterally flattened body and tail with dorsal and ventral fins.

At about the male's dorsal fin is more than twice the size of the female's and is more of a triangular shape — a tall, elongated isosceles triangle — whereas hers is shorter and more curved.

At first observation, the day after the operation, the back of Head's hand and the dorsal surface of his thumb were seen to be " completely insensitive to stimulation with cotton wool, to pricking with a pin, and to all degrees of heat and cold.

At the onset of gastrulation presumptive mesodermal cells move through the dorsal blastopore lip and form a layer in between the endoderm and the ectoderm.

At the dorsal end of the neural tube, BMPs are responsible for neuronal patterning.

At the dorsal and ventral aspect of the lumen are vomeronasal glands, which fill the vomeronasal lumen with fluid.

Rhinoplasty: At 3-days post-operative, the patient wearing his nasal Splint ( medicine ) | splint after a dorsal bone reduction, re-setting, and nasal-tip refinement.

* At the ventral end of the embryo, blastoderm nuclei exposed to high concentrations of dorsal protein induce the transcription of twist and snail while repressing zerknüllt & decapentaplegic.

* At the dorsal end of the embryo, blastoderm nuclei exposed to little or no dorsal protein express only zerknüllt & decapentaplegic.

At the medial leminiscus, axons from the leg are more ventral, and axons from the arm are more dorsal.

At the tip of the abdomen there are two prolegs, each with a dorsal filament and a pair of terminal hooks which enables the larva to anchor itself in fast-flowing water.

At small scales, all reference frames that are in free fall are equivalent, and approximately Minkowskian.

At small scales ( channel diameters of around 100 nanometers to several hundred micrometers ) some interesting and sometimes unintuitive properties appear.

At smaller scales, the relative impact of intrinsic circuit properties such as interconnections may become more significant.

At these size scales, the standard constructs of classical physics are not always useful.

At a certain time the goatfish was considered the epitome of luxury, above all because its scales exhibit a bright red color when it dies out of water.

At larger scales (), gene flow is reduced but there is no evidence for isolation by distance ".

At their core, all models of ubiquitous computing share a vision of small, inexpensive, robust networked processing devices, distributed at all scales throughout everyday life and generally turned to distinctly common-place ends.

At very small scales or under extreme conditions, real fluids made out of discrete molecules will produce results different from the continuous fluids modeled by the Navier – Stokes equations.

At these scales, quantum mechanical effects are important — which coined the term " quantum wires ".

At the age of 50 his personal development, as was that of English architecture, was ready for a monumental but humane architecture, in which the scales of individual parts relates both to the whole and to the people who used them.

At micro scales precious opal is composed of silica spheres some 150 to 300 nm in diameter in a hexagonal or cubic close-packed lattice.

At higher altitudes smaller-leaved species grow, and in alpine areas there are whipcord species with leaves reduced to thick scales.

At large scales, it re-creates the familiar 4-dimensional spacetime, but it shows spacetime to be 2-d near the Planck scale, and reveals a fractal structure on slices of constant time.

At shorter time scales, competition is also one of the most important factors controlling diversity in ecological communities, particularly in plant communities where asymmetric competition and competitive dominance frequently occur.

At the largest scales, the fundamental component of assembly is the galaxy, which are assembled out of dwarf galaxies.

At a certain time this fish was considered the epitome of luxury, above all because its scales exhibit a bright red color when it dies out of water.

At very short time scales, many differences between samples do not represent fixation of different sequences in the different populations.

At most observatories the turbulence is only significant on scales larger than r < sub > 0 </ sub > ( see below — the seeing parameter r < sub > 0 </ sub > is 10 – 20 cm at visible wavelengths under the best conditions ) and this limits the resolution of telescopes to be about the same as given by a space-based 10 – 20 cm telescope.

At one or more high scales Λ < sub > ETC </ sub >, G < sub > ETC </ sub > is broken down to G < sub > TC </ sub >, and quarks and leptons emerge as the TC-singlet fermions.

At such small scales of time and space, the Heisenberg uncertainty principle allows energy to briefly decay into particles and antiparticles and then annihilate without violating physical conservation laws.

At approximately 2, 000-to 10, 100 acre ( 800-4, 100 ha ) scales, fragmentation on Northern Spotted owl nest sites and random sites were not significantly ( P > 0. 05 ) different.

At small scales the basic unit is the gram ( or fractions thereof ), but for larger orders fractions of ounces and pounds are used generally starting at ⅛ ounce, which is often defined in turn as 3. 5 grams and referred to simply as " an eighth.

At large scales, internal waves are influenced both by the rotation of the Earth as well as by the stratification of the medium.

At scales between entire mountain ranges and ore bodies, Bouguer anomalies may indicate rock types.

At the present time we do not know by what biochemical mechanism TSH acts on the thyroid, but for bio-assay of the hormone there are a number of properties by which its activity may be estimated, including release of iodine from the thyroid, increase in thyroid weight, increase in mean height of the follicular cells and increase in the thyroidal uptake of Af.

At the end of work one day, the personnel man took the applicants one at a time, asked them to sit behind the receptionist's desk and he then played the role of a number of people who might come to the receptionist with a number of queries and for a number of purposes.

At the same time, every device that can be employed to reduce the number of variables is of the greatest value, and it is one of the attractive features of dynamic programming that room is left for ingenuity in using the special features of the problem to this end.

At last count, sixteen former Rhodes Scholars ( see box on page 13 ) had been appointed to the Administration, second in number only to its Harvard graduates.

Astatine ( or ) is a radioactive chemical element with the chemical symbol At and atomic number 85.

At the beginning of the twentieth century, a number of military armored vehicles were manufactured by adding armor and weapons to existing vehicles.

At the beginning of the 16th century a number of anabaptists migrated into the upper Wynen and Rueder valleys from Zurich.

At the time, a key driver for success with a home console was the number of home conversions it had of popular arcade games.

At some point an unknown reaction called baryogenesis violated the conservation of baryon number, leading to a very small excess of quarks and leptons over antiquarks and antileptons — of the order of one part in 30 million.

At the start of each game, the doubling cube is placed on the bar with the number 64 showing ; the cube is then said to be " centered, on 1 ".

At regular intervals, the housemates each privately nominate a number of fellow housemates that they wish to see evicted from the house.

At the same time there was a significant though somewhat gradual decline in the number of colonies maintained by beekeepers.

... At least 2, 505 people were sentenced for cannibalism in the years 1932 and 1933 in Ukraine, though the actual number of cases was certainly much greater.

At the intersection between community development and community building are a number of programs and organizations with community development tools.

At the moment, most community colleges award qualifications up to Level 3 in the Malaysian Qualifications Framework ( Certificate 3 ) in both the Skills sector ( Sijil Kemahiran Malaysia or the Malaysian Skills Certificate ) as well as the Vocational and Training sector but the number of community colleges that are starting to award Level 4 qualifications ( Diploma ) are increasing.

At the end of the 19th century, slavery in the Brazilian Empire was already doomed for many reasons, among them the ever increasing number of slave's escapes and the frequent raids by quilombo militias on properties which still adopted slavery.

At the start of 1971, Pope Paul VI set an age limit of eighty years for electors, who were to number no more than 120, but set no limit to the number of cardinals as a whole, including those over eighty.

At this time a number of researchers, most notably Eugene M. Shoemaker, ( co-discoverer of the comet Shoemaker-Levy 9 ), conducted detailed studies of a number of craters and recognized clear evidence that they had been created by impacts, specifically identifying the shock-metamorphic effects uniquely associated with impact events, of which the most familiar is shocked quartz.

At any instant in time, a file might have a size, normally expressed as number of bytes, that indicates how much storage is associated with the file.

At the primary school level Corsican is taught up to a fixed number of hours per week ( three in the year 2000 ) and is a voluntary subject at the secondary school level, but is required at the University of Corsica.

At first Pope Innocent III tried pacific conversion, and sent a number of legates into the Cathar regions.