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At this time, the embryo usually consists of 50 cells.
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At and time
At one and the same time, she was within it but still searching for the drawbridge that would give her entry.
At the prearranged time, Greg started the engine and taxied out.
At the same time, all suggestions that some sort of societal responsibility existed for the welfare of the people within the territorial state was strongly resisted.
At one time she felt impelled to make dances that `` moved all over the stage '', much as Pollock's paintings move violently over the full extent of the canvas.
At the same time, he is plainly sympathetic, clearly friendly.
At the same time the multiple transvestitism involved -- the fat man as girl and as baby, as coquette pretending to be a baby -- touches for a moment horrifyingly upon the secret sources of a life like Jacoby's, upon the sinister dreams which form the sources of any human life.
At the present time, the counter-attack takes the line that there's no more of the true spirit of `` integration '' in the North than in the South.
At the same time, because the personal code of the detective coincides with the legal dictates of his society, because he likes to catch criminals, he is in middle class eyes a virtuous man.
At the time of his capture Helion had on his person a sketchbook he had bought at Woolworth's in New York.
At one time it seemed as if the Soviet Union had done us a favor by providing a striking example of how not to behave towards other peoples and other nations.
At this time Miriam Noel appeared, urging on Constable Henry Pengally, whose name showed him to be a descendant of the Welsh settlers in the neighborhood.
At the same time, I am aware that my recoil could be interpreted by readers of the tea leaves at the bottom of my psyche as an incestuous sign, since theirs is a science of paradox: if one hates, they say it is because one loves ; ;
At this time Harriet wrote in a letter which after their finally landing in India was sent to her mother:
At no time does he seem to have proposed marriage, and Mrs. King was evidently torn between a concern for her daughter's emotions and the desire to believe that the friendship might be continued without harm to her reputation.
At Sounion there is a group of beautiful columns, the ruins of a temple to Poseidon, of particular interest at that time, as active reconstruction was in progress.
At the same time, a major proportion of these young men and women see religion as a means of personal adjustment, an anchor for family life, a source of emotional security.
At no time did I attempt to seek approval or commendation for the members of the Chicago board of election commissioners for the discharge of their duties.
At State College, he had no time to walk among the violets on the water's edge.
At the same time, you have to face facts and realize that a man who's been in the Marine Corps all his life doesn't understand much about politics.
At the same time, his voice betrayed uncertainty about their being here, and conveyed an appeal to whatever is reasonable, peace-loving, and dependable in everybody.
At the same time he started walking the streets, peering at the people passing or shopping at the stalls, storing up fresh impressions of what they looked like, how they moved.
`` At three o'clock if it will be of convenience to you at that time ''.
At the same time, it was unlikely that any businessmen would spend a day in a Christian mission out of mere curiosity.
At the same time another child -- this one of Shelley's brain -- was given to the world: Alastor, a poem of pervading beauty in which the reader may gaze into the still depths of a fine mind's musings.
At the time Alex arrived he was engaged in some sort of intimate communication with the hen, who had settled herself on the nest most peacefully after the occurrences of the morning.
At and embryo
At left is an embryo 4 weeks after fertilization ( i. e. 6 weeks gestational age | LMP ).
At the point of constriction where the primitive digestive tube of the embryo joins the yolk sac a reflection or folding upward of the somatopleure takes place.
At that time, the embryo of Bangladesh Air Force ( BAF ) was formed with less than hundred officers and airmen.
At first, the nuclei of the early embryo rapidly and synchronously divide in the " syncytial " blastoderm and then migrate through the cytoplasm and position themselves in a monolayer around the periphery, leaving only a small number of nuclei in the center of the egg, which will become yolk nuclei.
At this time, segments of the embryo become visible, creating a striped arrangement along the anterior-posterior axis.
* 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 this time, the embryo has well-developed external gills and a spiral valve intestine.
At a length of, the embryo grows two massive, recurved " fangs " in the lower jaw for tearing open capsules, as well as two much smaller teeth in the upper jaw.
At long, the embryo appears pink because it lacks pigment except in its eyes, and its head and gill region are laterally enlarged and gelatinous.
At and usually
At the same time he watched carefully to see how one attached pegboards to stone walls, but Mr. Blatz was usually standing in his line of vision and it all seemed so simple that he didn't like to disclose his ignorance.
At a minimum, recording -- usually on tape, which is now in wide professional use -- brings the psychiatric interview alive so that the full range of emotion and meaning can be explored repeatedly by the therapist or by a battery of therapists.
Allotropes of iron, ( alpha iron and gamma iron ) showing the differences in atomic arrangement. At a certain temperature, ( usually between and ), the base metal of steel ( iron ) undergoes a change in the arrangement of the atoms in its crystal matrix, called allotropy.
At least one further side bet is usually provided.
At some point in almost every show, usually when giving the address for the Puzzler answers, Ray will mention Cambridge, Massachusetts ( where the show originates ), at which point Tom reverently interjects with a tone of civic pride, " Our fair city.
At first the countries followed mercantilist policies designed to strengthen the home economy at the expense of rivals, so the colonies were usually allowed to trade only with the mother country.
He uses the Latin " Cogito ergo sum " in the later Principles of Philosophy ( 1644 ), Part 1, article 7: "" At that time, the argument had become popularly known in the English speaking world as " the '' argument ", which is usually shortened to "" when referring to the principle virtually everywhere else.
At the center of a drama is usually a character or characters who are in conflict at a crucial moment in their lives.
At the end of his term, the Dictator was supposed to hand power over to the normal Consular rule and give account of his actions-and Roman Dictators usually did.
At the University of Bologna, from its founding in the 12th century until the end of the 20th century, the only degree conferred was the doctorate, usually earned after five years of intensive study after secondary school.
At visible wavelengths, they usually have less than a millionth of their parent star's brightness.
At the high school level, it is not uncommon to see multi-purpose goal posts that include football goal posts at the top and a soccer net at the bottom ; these are usually seen at smaller schools and in multi-purpose stadiums where facilities are used for multiple sports.
At the anode a catalyst oxidizes the fuel, usually hydrogen, turning the fuel into a positively charged ion and a negatively charged electron.
* At sea, it was usually ejected from siphons, although earthenware pots or grenades filled with it or similar substances were also used.
At least in the early classical period, cavalry was usually used to protect the flanks, when present at all, and cover a possible retreat.
At times it may have romance that unfolds in the setting of a horror tale, usually suspenseful.
At this point, the infusoria will be ready, and will usually be visible to the naked eye as small, white specks swimming in the container.
At length the taste for wearing them became general, and thus fashion, which usually confines itself to worthless things, was seen for once in the honorable office of promoting the cause of justice, humanity and freedom ".
At least three measurements, the waist, hips, and length of the kilt, are usually required.
At that time the Luxembourg family held the Crown of Bohemia, but the duchy was usually possessed as appanage by a separate branch of the family.
Most patients with this disease do not live past the age of twenty-five, and death within ten years of symptoms is usually inevitable At this time there is no cure or treatment for this disease.
At this point, the colors usually start to change and can even invert, red becoming green and so forth.
At the elite level, competitors run down a runway ( usually coated with the same rubberized surface as running tracks, crumb rubber also vulcanized rubber ) and jump as far as they can from a wooden board 20 cm or 8 inches wide that is built flush with the runway into a pit filled with finely ground gravel or sand.
At this point, it is usually a second language that a person is trying to acquire and not a first.
* Stage 3 ( lymphostatic elephantiasis ): At this stage, the swelling is irreversible and usually the limb ( s ) or affected area is very large.
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