In proliferating cells before division, the centrosome needs to be duplicated precisely once so that the mitotic cell harbours two centrosomes, each comprising two centrioles.
Although gene conversion homogenizes duplicated segments and limits our ability to date duplications precisely by using sequence divergence [ 87, 88], these results indicate that duplications have possibly occurred many times within the complex region during primate genome evolution.
Now what's particularly interesting, and where the Getty Museum comes in, is John Paul Getty, when he designed his villa at Malibu which serves, of course, as a museum of antiquities when he was building that, he used the Villa of the Papyri as a model, and I mean as an exact model, he really duplicated quite precisely the Villa of the Papyri.
No existing set of models or calculations precisely duplicates these data.
But the ritual evolves in small ways, and no crime bill ever precisely duplicates the one before it.
Levi's Rose Bowl, for example, is a limited-edition style that precisely duplicates a pair of 1933 jeans that a Levi's buyer found a few years ago at the Rose Bowl flea market in Pasadena, Calif.
Precisely duplicating what has come before is hardly the only mode of the hour, particularly for public buildings.
Annuities can be devised in any number of ways, including precisely duplicating the terms of a worker's pension.
He points out that what Ms. Castner produced does not precisely duplicate what is seen on the kouros and on ancient, naturally weathered dolomite.
They overlap, but they do not precisely duplicate each other, so they could all be valid simultaneously - all the patent holders could have sued Victor Hugo.
With its great sheets of color and capacity for careful gradation, the Technicolor of the 1940s yielded a robust saturation and range of tones that, though frequently imitated, have never been precisely duplicated.
