Certain factors appear to increase the likelihood that a woman will naturally conceive multiples.

Certain factors such as season, allergy predisposition and presence of older siblings are known to be determinants of recurrent otitis media and persistent middle ear effusions ( MEE ).

Certain factors may affect the confidence interval size including size of sample, level of confidence, and population variability.

Certain minority views contend that certain non-specific higher risk factors should cause diving to be classed as technical diving.

Certain coins are more susceptible to it than others, due to various factors, but it does occur on most series of coins.

Certain factors are critical for determining productivity growth.

Certain factors can encourage a breech presentation.

Certain basic factors he pointed out are still relevant today.

Certain factors, however, would eventually lead to a breakdown in the communion between whites and blacks.

Certain breeds, such as Rottweilers, Doberman Pinschers, and Pit bull terriers as well as other black and tan colored dogs may be more susceptible to CPV2 Along with age and breed, factors such as a stressful environment, concurrent infections with bacteria, parasites, and canine coronavirus increase a dog's risk of severe infection.

Certain chapters are entirely composed of the stories or narrations of others which the narrator himself is recalling from memory ( selectively editing or elaborating on certain aspects of dialogue, particularly Strickland's, as Strickland is said by the narrator to be limited in his use of verbiage and tended to use gestures in his expression ).

Certain of these modifications that regulate gene expression are inheritable and are referred to as epigenetic regulation.

Certain programming languages, such as Perl and Ruby, allow the programmer to omit an explicit return statement, specifying instead that the last evaluated expression is the return value of the subroutine.

Certain neuron groups relate to Hox gene expression.

Certain viruses also have genetic information for expression of viral thymidine kinases.

Certain specific conditions are excluded as disabilities, such as current substance abuse and visual impairment that is correctable by prescription lenses.

Certain models of LG CD-ROM drives with specific firmware used an abnormal command for " update firmware ": the " clear buffer " command usually used on CD-RW drives.

Certain Loa display very distinctive behaviour by which they can be recognized, specific phrases, and specific actions.

Certain enzymes within the peroxisome, by using molecular oxygen, remove hydrogen atoms from specific organic substrates ( labeled as R ), in an oxidative reaction, producing hydrogen peroxide ( H < sub > 2 </ sub > O < sub > 2 </ sub >, itself toxic ):

Certain colours of lighting have been associated with specific wrestlers ; for instance, blue lighting for Undertaker, green lighting for Triple H, D-Generation X, and Shane McMahon, red and orange lighting for Kane, multicoloured lighting for John Morrison, gold lighting for Goldust, pink lighting for Val Venis, and so forth.

Certain specific incidents in the fictional Keating's career are pointed to by Heynick as having been drawn from Hood's real-life career, such as their both suddenly gaining national fame by winning the highly-publicized skyscraper contest for a media corporation in the early 1920s with a design in the historicist style, and their both heading the committee for a " modernistic " World's Fair in the 1930s from which the hero architect ( Howard Roark in the novel, Frank Lloyd Wright in real-life ) was excluded.

Certain specific features of the interaction potential between scattered atoms and surface can be extracted by analyzing the experimentally determined angular distribution and cross sections of the scattered particles.

Certain organs develop edema through tissue specific mechanisms.

Certain specific criticisms are now being accepted by some leaders of the forensic fingerprint community, providing an incentive to improve training and procedures.

Certain types of spiritual forces are beneficial during a specific period.

Certain scholars, e. g., G. H. Jansen, credit the original tariqas with several specific accomplishments:

Certain production and technical processes and treatments in factories, laboratories, hospitals, and other facilities require specific relative humidity levels to be maintained using humidifiers, dehumidifiers and associated control systems.

Certain mediumwave frequencies were set aside under the North American Radio Broadcasting Agreement ( NARBA ) for nighttime use by only one or two specific AM stations, covering a wide area via skywave propagation ; these frequencies were known as the clear channels, and the stations on them are thus clear-channel stations.

* Combustion analysis: Certain radical species ( such as CH * and OH *) give off radiation at specific wavelengths.

Certain cults were traditionally associated with specific gentes.

Certain scholars have always defended the value of specific parts of the work.

Certain man-made objects on the course are defined as obstructions ( e. g., distance posts or gardens ), and specific rules determine how a golfer may proceed when his play is impeded by them.

Certain vessel forms, fabrics, and decorative techniques like rouletting, appliqué, and stamped décor, are specific for a certain region and even for a certain pottery center.

Certain specific prairie plant associations are dominated by grasses of the genus Stipa, which genus often lends its name to the terminology of some prairie types.

Certain applications require a specific type of dive suit ; long dives into deep, cold water normally require a hot water suit or drysuit, whilst diving into potentially contaminated environments requires a drysuit, dryhood, and drygloves at a minimum, thereby keeping the diver completely isolated from the diving environment.

Certain heads are created for specific roles, others can be employed for several different performances by changing the clothing and the paint.

Certain combinations of drugs resulting in drug interactions may contribute: decreasing the metabolism of a medication causing QT elongation such as clarithromycin ( Biaxin ) or haloperidol ( Haldol ), taken concomitantly with a specific cytochrome P450 inhibitor like fluoxetine ( Prozac ), cimetidine ( Tagamet ); foods like grapefruit will result in higher than normal doses of the medication responsible for the QT elongation.

Certain relaxed pronunciations occur only in specific grammatical contexts, the exact understanding of which can be complicated.

* Certain inherited conditions involving mutations in key developmental genes also impair testicular descent, resulting in abdominal or inguinal testes which remain nonfunctional and may become cancerous.

Certain inherited genes appear to contribute to incontinence.

Certain genes are chosen as reporters because the characteristics they confer on organisms expressing them are easily identified and measured, or because they are selectable markers.

Certain mutations and the activation of certain cell-cycle control genes can lead to bacteria forming " filament-like " cells with multiple chromosomes but without cellular division.

Certain horse breeds appear to be more predisposed to the condition than others, but research has yet to identify the genes involved.

Certain genes cause chemical reactions that result in the development of testes.