When RNA polymerase transcribes these regions, it recruits the N and forms a complex with several host Nus proteins.

When the RNA polymerase is paused, there is a chance that it will dissociate from the RNA genome.

When an incorrect base pair is recognized, DNA polymerase reverses its direction by one base pair of DNA.

* When E. coli bacteria are subjected to heat stress, the σ < sup > 32 </ sup > subunit of its RNA polymerase changes such that the enzyme binds to a specialized set of promoters that precede genes for heat-shock response proteins.

When the polymerase advances along the DNA sequence after adding a nucleotide, the interactions with the minor groove dissociate but those with the phosphate backbone remain more stable, allowing rapid re-binding to the minor groove at the next nucleotide.

When associated with a DNA clamp, DNA polymerase is dramatically more processive ; without the clamp most polymerases have a processivity of only about 100 nucleotides.

When in 1991 Cetus was acquired it was subject to a lawsuit by the Eastman Kodak Company over the rights to the polymerase chain reaction product, which was settled in 1993.

When used as a substrate for viral DNA polymerase, ara-ATP competitively inhibits dATP leading to the formation of ‘ faulty ’ DNA.

When DNA polymerase I eventually detaches from the DNA, it leaves another nick in the phosphate backbone.

When the historian encounters a situation in which he can perceive no visible cause and effect sequence, he should be alert to intuition and unconscious instinct as possible guides.

When Beavis eats all of Tom Anderson's candy, his Cornholio persona emerges and embarks on a rampage to acquire more from other trick-or-treaters, while Butt-Head is taken on a " ride " to the countryside in Todd's trunk, where he encounters a strangely pale old farmer.

When the traversal encounters an atom through which the current path has already passed, a ghost atom is generated in order to keep the tree finite.

When he first encounters the Fourth Doctor in Genesis of the Daleks, Davros is the chief scientist of the Kaleds, one of two native sentient races of the planet Skaro.

When Fortinbras arrives to greet King Claudius, he encounters the deadly scene: Gertrude, Claudius, Laertes, and Hamlet are all dead.

When studying inorganic compounds, one often encounters parts of the different classes of inorganic chemistry ( an organometallic compound is characterized by its coordination chemistry, and may show interesting solid state properties ).

When the browser encounters references to content a plug-in specializes in, the data is handed off to be processed by that plug-in.

When the immune system of a vertebrate encounters a virus, it may produce specific antibodies which bind to the virus and neutralize its infectivity or mark it for destruction.

When light encounters a boundary between two media with different refractive indices, some of it is usually reflected as shown in the figure above.

When it encounters the high mountains that separate Greece from the Republic of Macedonia, it descends the other side, gathering a tremendous momentum and bringing cold conditions to the city of Thessaloniki and the Axios delta.

When the animal encounters a new scent, it will lick and bite the source, then form a scented froth in its mouth and paste it on its spines with its tongue.

When this light encounters a pigment, parts of the spectrum are absorbed by the chemical bonds of conjugated systems and other components of the pigment.

When Nell enters the castle of King Coyote in the Primer's final challenge for her, she encounters an enormous computer apparently designed to think and placed in charge of the kingdom.

( In order not to interpret +++ which may be a part of data as the escape sequence the sender stops communication for one second before and after the +++). When the modem encounters this in a stream of data, it switches from its normal mode of operation which simply sends any characters to the phone, to a command mode in which the following data is assumed to be a part of the command language.

When a moth encounters a much closer artificial light and uses it for navigation, the angle changes noticeably after only a short distance, in addition to being often below the horizon.

When a caesium atom within the chamber encounters a photon from the lamp, it is excited to a higher energy state, emits a photon and falls to an indeterminate lower energy state.

When Buffy encounters Oz, he is the leader of a pack of werewolves who can completely control their wolf forms ; Oz assists in the final battle of the book, set during a full moon.

* When one encounters another repeatedly in various locations such that it seems to be more than coincidence, one can refer to yuánfèn.

When he goes upstairs, after noticing some firelight there, he encounters the woman, who is stealing hair from the dead bodies on the second floor.

When the party encounters monsters the view switches perspective and players are presented with several options on a menu ; these first-person menu-based battles have become a staple of the series.

When a T < sub > h </ sub > cell encounters and recognises the antigen, on an APC, the TCR-CD3 complex binds strongly to the peptide-MHC complex present on the surface of professional APCs.

When the reader finally encounters the unknown woman, it transpires that the couple are being paid to have sex in front of upper-class clientele.

When Red Dwarf encounters a Holoship, with an all-hologram crew composed of the " best and brightest ", Rimmer desperately wants to join.

When the person again encounters the allergen, these basophils and mast cells that have bound to IgE release histamine, prostaglandins and leukotrienes, which causes inflammation of the surrounding tissues, resulting in allergic symptoms.

When this thread encounters a high latency event ( L2 cache miss, etc.

" When Berman was killed in a hit on Berman's boss, Dutch Schultz, Runyon quickly assumed the role of damage control for his deceased friend, correcting erroneous press releases ( including one that stated Berman was one of Schultz's gunmen, to which Runyon replied, " Otto would have been as effective a bodyguard as a two-year-old.

When he contracted both syphilis and gonorrhea, he claimed it proved his erroneous theory that they were the same underlying venereal disease.

When frustrated by the lack of acceptance of his ideas, Warburg was known to quote an aphorism he attributed to Max Planck: Science progresses not because scientists change their minds, but rather because scientists attached to erroneous views die, and are replaced.

When using the correct angular momentum conservation in calculations the predicted effect is twice as large as when the erroneous conservation of linear momentum is used.

When it was discovered that his father's assumption of the barony was erroneous, it was deemed that there were two baronies of Strange, one created in 1299 and then in abeyance, and another created " accidentally " in 1628.

When we perceive duality as separate from nonduality ( or nonduality as separate from duality ), we do not engage the world of manifestation from a perspective of oneness, and thereby we fall into an erroneous relationship with it.

# When we see erroneous accounts in the press, we commit to take the time to contact the reporting journalists.

When calculating flow to drains or to a well field in an aquifer with the aim to control the water table, the anisotropy is to be taken into account, otherwise the result may be erroneous.