Sentence examples for losing a gene from inspiring English sources

In only six cases did E. coli suffer after losing a gene.

The inability of individually segregating replicators to become fully specialized rests on the high probability of losing a gene at protocell division (the assortment load).

Both entire genes as well as individual links can be lost during any given generation with the probability of losing a gene Pr(lose gene) and the probability of losing a link Pr(lose link).

"The effect on fitness [from losing a gene on the Y] is quite small normally," Kaiser said, "estimated at about 1 2percentt for genes that are lethal when both copies are lost.

"If I had not saved Maugein, the people of Tulle would have lost a gene and it would have been a very symbolic sign of despair," Combes told the Observer.

By comparing human and chimp Ys, geneticist David Page of the Whitehead Institute in Cambridge, Massachusetts, and colleagues found that although the chimp has lost a number of genes on its Y chromosome, the human Y chromosome has not lost a gene in 6 million years.

It should then be much more frequent to lose a gene by deletion than to create a pseudogene.

As more copies of the neo-Y lose a gene, the optimal level of DC will be closer to 2-fold, because hypomorphic deleterious alleles will become rarer.

As more copies of Y chromosomes lose a gene, the optimal level of DC will be closer to 2-fold, because hypomorphic deleterious alleles will become rarer.

As long as a phylostratum is covered by a single genome only, there is always the chance that this particular species has lost a gene, which would otherwise be present in its lineage.

Moreover, all of these animals are unable to make ascorbate for the same reason: they have all lost a gene that encodes an enzyme called gulonolactone oxidase (or GULO).