Sentence examples for top of selection from inspiring English sources

b) Gold or tungsten particles are coated with a plasmid carrying the genes of interest (in this case the green fluorescence protein GFP) and when accelerated penetrate the cells placed on top of selection medium.

It is clear that incomplete follow-back (on top of selection bias) cannot account for the poorer survival of DCIs unless the maximum proportion missing is more than 80%40%0% missed on average).

This makes it difficult to assess how fishing or other anthropogenic influences that act on top of natural selection may set up new selection gradients (Stenseth and Dunlop 2009).

Nonrandom mutation is neither a Lamarckian-transmissionist "seer" that usurps the role of natural selection nor an "add-on" on top of traditional selection.

Millen also missed spectacularly on draft picks, despite the Lions' constant presence near the top of the selection order.

BGC is acting uniformly over the sequence on top of purifying selection, favoring C/G over A/T alleles at strength γBGC.

We hypothesised that RMGs at the top of the selection order should carry non-redundant information, and thus be involved in distinct pathways related to common cell-biological processes.

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However, long-term mark recapture data on pike (a top predator) do indeed show that natural selection favour the intermediate sized fish (Carlson et al. 2007), and also that imposed harvest selection on top of the natural selection leads to rapid shifts in growth rate in the population (Edeline et al. 2007).

The present task presents a situation that should allow for optimal top-down control of selection: Observers were instructed to select an item with one of two clearly distinguishable colors.

Coming as it does on top of a simmering selection issue in BMX over the UK national champion, Tre Whyte, it underlines that the road to the Games is not proving smooth.