# Once structural diversity is established anatomically, a second selective process occurs during postnatal behavioral experience through epigenetic modifications in the strength of synaptic connections between neuronal groups.

Once these groups became popular in the United States and Canada, bands such as Kansas, Rush and Todd Rundgren's Utopia appeared in the mid ' 70s.

Once the channel groups have been established, the individual channels are bonded into a pair of virtual circuits, one in each direction.

Once people started living together in larger groups, there was need for people with a common interest to be able to associate despite having no ties of kinship.

Once established in the Valley of the Yellowstone River and its tributaries on the Northern Plains in Montana and Wyoming, the Crow eventually divided into three groups: the Mountain Crow, River Crow, and Kicked in the Bellies.

After working several years as a director of amateur theatrical groups and an entertainment director at summer resorts, he scored his first Broadway hit with Once in a Lifetime ( 1930 ), a farce about the arrival of the sound era in Hollywood.

Once equivalent groups have been formed, the experimenter tries to treat them identically except for the one variable that he or she wishes to isolate.

Once all decisions have been made, the two groups might be identified as " Group A " and " Group B ".

Once that is done, the theorem is proven for abelian groups or modules over a ring.

Once bound to the prosthetic heme groups, these molecules can modulate the activity / function of those hemeproteins, affording signal transduction.

Once restored, the wherries are intended to be available for use by school and youth groups as well as by private charter.

Once they reach adulthood, jerboas usually have their own burrow and search for food on their own, not in groups.

Once innovation occurs, innovations may be spread from the innovator to other individuals and groups.

Once home to many Jewish residents, Coney Island's main population groups today are African American, Italian American, Hispanic, and recent Russian and Ukrainian immigrants.

Once the French groups were disorganized, the rest of the Italian troops would attack.

Once they had landed the two groups would head for their assembly points, before conducting an assault on the bridge from both sides simultaneously.

Once Gabrieli was working at St. Mark's, he began to turn away from the Franco-Flemish contrapuntal style which had dominated the music of the 16th century, instead exploiting the sonorous grandeur of mixed instrumental and vocal groups playing antiphonally in the great basilica.

Once EA received criticism from labor groups for its dismissals of large groups of employees during the closure of a studio.

Once the correct value was known, other groups found echos in their archived data that agreed with these results.

Once juvenile males reach sexual maturity ( around the age of 4 years old ) they leave the group, usually joining all-male groups.

Once gene flow between the two groups is disrupted, speciation becomes a possibility.

Once confirmed on the throne, Carol experimented with technocracy, borrowing professionals from various political groups, and closely linking Iorga with Internal Affairs Minister Constantin Argetoianu.

The prime mechanism then appeared to be this: Given a space X carrying a vector bundle, that implied in the homotopy category a mapping from X to a classifying space BG, for the relevant linear group G. For the homotopy theory the relevant information is carried by compact subgroups such as the orthogonal groups and unitary groups of G. Once the cohomology H *( BG ) was calculated, once and for all, the contravariance property of cohomology meant that characteristic classes for the bundle would be defined in H *( X ) in the same dimensions.

Once the physical therapist determines that the individual is able to safely perform parts of the program independently, it is important that the individual be prescribed and regularly engage in a supplementary home exercise program that incorporates these components to further improve long term outcomes.

Once the Treaty was ratified, the Houses of Parliament of Northern Ireland had one month ( dubbed the Ulster month ) to exercise this opt out during which month the Irish Free State Government could not legislate for Northern Ireland, holding the Free State ’ s effective jurisdiction in abeyance for a month.

Once equity became a body of law, rather than an arbitrary exercise of conscience, there was no reason why it needed its own courts.

Once the exercise has started, the gymnast's coach may not spot her or interfere in any way.

Once set in motion, this process empowers people to exercise freedoms in their course of actions.

Once the information is gathered about a client, exercise physiologists must also be able to interpret the test data and decide what health-related outcomes have been discovered.

Once again, we have been used as props in a Pentagon public relations exercise.

Once the stress test is completed, the patient generally is advised to not suddenly stop activity, but to slowly decrease the intensity of the exercise over the course of several minutes.

Once this exercise has been mastered and no extreme pain is felt, begin stretching your fingers back.

Once recognized, however, natural aptitude can be developed through instruction and exercise.

Once this exercise was completed Newlands banned them from the line as being too heavy for a number of bridges and out of gauge.

Once the 30-day period has passed, either side is free to exercise self-help, unless the President authorizes a Presidential Emergency Board.

Once the Treaty was ratified, the Houses of Parliament of Northern Ireland had one month ( dubbed the Ulster month ) to exercise this opt-out during which month the Irish Free State Government could not legislate for Northern Ireland, holding the Free State ’ s effective jurisdiction in abeyance for a month.

Once four Tibetan monks, in their saffron robes, filed through the cafeteria line.

Once inside, they pressurized the LM cabin, went through a half-hour briefing with scientists in mission control, and configured the cabin for the sleep period.

Once logged in, a user can perform functions such as uploading and downloading software and data, reading news and bulletins, and exchanging messages with other users, either through email, public message boards, and sometimes via direct chatting.

Once through the tollbooth, Lamarr's villains attack the fake town, which Bart boobytrapped with several dynamite bombs.

Once the ray either encounters a light source, or more probably once a set limiting number of bounces has been evaluated, then the surface illumination at that final point is evaluated using techniques described above, and the changes along the way through the various bounces evaluated to estimate a value observed at the point of view.

Once the striker's ball goes through its target hoop, it is again entitled to roquet the other balls once.

Once the coastal assault had succeeded, Eisenhower insisted on retaining personal control over the land battle strategy, and was immersed in the command and supply of multiple assaults through France on Germany.

Once again, 90th Light failed to make progress so Rommel called the Afrika Korps to abandon its planned sweep southward and instead join the effort to break through to the coast road by attacking east toward Ruweisat Ridge.

Once again, the anti-tank defences were overwhelmed and about 380 New Zealanders were taken prisoner including Captain Charles Upham who gained a second Victoria Cross for his actions including destroying a German tank and several guns and vehicles with grenades despite being shot through the elbow by a machine gun bullet and having his arm broken.

Once precooled below this temperature, helium can be liquefied through expansion cooling.

Once again, Heracles purified himself through three years of servitude — this time to Queen Omphale of Lydia.

Once this voltage is exceeded, the material ceases being an insulator, and charge will begin to pass through it.

Once through there the radiation drops to lower levels, with a constant background of high energy cosmic rays which pose a health threat.

In the latter half of the 20th century, the influence of the romance tradition of Arthur continued, through novels such as T. H. White's The Once and Future King ( 1958 ) and Marion Zimmer Bradley's The Mists of Avalon ( 1982 ) in addition to comic strips such as Prince Valiant ( from 1937 onward ).

Once the rain reaches the ground, it may pass through soil that can provide much more CO < sub > 2 </ sub > to form a weak carbonic acid solution, which dissolves calcium carbonate.

Once a user has located a resource within the catalogue, they must then use navigational guidance to retrieve the resource physically ; a process that may be assisted through signage, maps, GPS systems or RFID tagging.

Once a sound is produced, it will sustain for quite a while, and can be carried through several notes of a phrase.

Once in the RAF he went through flying training.

Once the RNA has been transferred to the membrane, it is immobilized through covalent linkage to the membrane by UV light or heat.

Once they have exhausted their supply of hydrogen through nuclear fusion, medium to low mass stars shed their outer layers to form a planetary nebula and evolve into white dwarfs.

Once the ballots are counted and bound together, they are burned in a special stove erected in the Sistine Chapel, with the smoke escaping through a small chimney visible from St. Peter's Square.

Once the English population, rapidly growing through immigration, exceeded the French, the English demanded rep-by-pop.

Once passing through each slipgate, the player's main objective is to survive and locate the exit which will take him to the next level, not unlike that of id Software's previous hit, Doom.

Once the stellar core is sufficiently dense, hydrogen becomes steadily converted into helium through nuclear fusion, releasing energy in the process.