Sentence examples for by selection on from inspiring English sources

In this study, we assume that the selective constraints are dominated by selection on the amino acid and ignore the effect of selection on codon bias.

Comparing the two, therefore, provides a way to determine how selection on one trait is influenced by selection on other traits (Lande and Arnold 1983).

As Lord Adonis, a former Labour education spokesman put it: "Selection on merit has been replaced by selection on money and postcode".

In particular, BA enrollment and completion rates are heavily affected by selection on high school achievement.

Forty transformants were obtained by selection on a uridine-free medium.

Adding the propensity score as an additional control variable in the regression further reduces the potential bias created by selection on observable characteristics (Imbens, 2004).

Most of the strains producing such enzymes were obtained by selection on media with nitriles, amides or aldoximes as nitrogen sources.

Genetic draft is the effect on a locus by selection on linked loci.

However, all bacteria can evolve by selection on changes to their genetic material DNA caused by genetic recombination or mutations.

Mutations were introduced into yeast by transformation [78] followed by selection on 5-FOA [79].

If purity was below 80%, cells were further purified by selection on anti-murine ICAM-2 antibody coated Dynal-beads.