Sentence examples for by selection up from inspiring English sources

Bijma [ 27] showed that the accuracy of parent average is dramatically reduced by selection, up to a factor of three fold, which is ignored when computing reliabilities in national genetic evaluations.

Therefore, the LIN-12/Notch signaling specifies target selection by selectively up-regulating guidance molecules and forming muscle arms in target cells.

If two or more of these mutations were picked up by selection and simultaneously started to increase in frequency, at some point they started to interfere with each other, thus preventing the fixation of any allele and the sweep itself.

While fast environmental change eliminates sets of new mutations, it simultaneously helps to preserve standing genetic variation until it can be picked up by selection.

We imposed three generations of selection on three selection treatments by selecting (1) directly up and (2) down on male attractiveness and (3) up on female preference for attractive males.

The sprightly Sterling Hyltin will dance the role of Juliet at the company gala (with the nineteen-year-old Robert Fairchild as her Romeo), followed by a selection of up-and-coming ballerinas, including Kathryn Morgan, the indomitable Tiler Peck, and the apprentice Erica Pereira (all three are eighteen years old).

Different statistics pick up different patterns of variation left by selection of a beneficial mutation.

Over many generations, one version of the gene will often keep its original function while the other one slowly changes by mutation and natural selection, picking up a new, though usually related, function.

The announcement was a surprise for many, since such appointments are rarely made during a short foreign trip by Najibullah and the selection passed up his second-in-command, Sultan Ali Keshtmand.

But in evolution, brains evolve by selection.

Candidates are being grilled by selection teams.