Sentence examples for been caused by selection from inspiring English sources

However, the BritAIMs' sharp gradients of allele frequencies across Britain are likely to have been caused by selection pressures shared by other European populations.

Our evidence suggests that the rapid evolution of RHOXF2 at both the sequence and expression levels is likely to have been caused by selection on the male reproductive system and possibly also on the central nervous system.

Straatsma et al (2003) compared 43 untreated patients with historical controls and reported a trend towards higher mortality in patients who were not immediately treated; however, this result may have been caused by selection bias as the patients with deferred treatment tended to be older.

This might be caused by selection bias because 53% of the herds were actually selected by the veterinarians due to suspicion of endoparasitic problems.

The bias of a sample can be caused by selection bias or attrition bias.

At present, we cannot distinguish whether the higher success of heterozygous wolves to recruit to the breeding population is caused by selection on survival to breeding age or factors determining pair formation and successful mating.

Despite these limitations, the present findings are not anticipated to be caused by selection bias.

The researchers concluded that these effects were caused by selection of genotypes with variable growth rates.

These subjective findings are unlikely caused by n-3 FAs and may be caused by selection bias or by chance.

This may be caused by selection bias, in that people with hypertension are more willing to participate than those without.

Therefore, it cannot be ruled out that the lack of difference in operative delivery rates were caused by selection bias.