Sentences with phrase «among subpopulations»

In particular, diversity of the nuclear genome is unlikely to be reciprocally monophyletic among subpopulations, a phenomenon called incomplete lineage sorting, which results in support for different topologies across loci (27).

This is due, in part, to variations in antibiotic tolerance among subpopulations of Mycobacterium tuberculosis, the bacteria that cause tuberculosis.

«On short time scales, we can have variable responses to the loss of sea ice among subpopulations of polar bears,» Laidre said.

He adds that the concept seeks to balance relationships both among different species and among subpopulations of a given species such as age groups, gender groups or regional schools.

Not exact matches

This subpopulation has among the lowest genetic diversity of any felid in the western US.

The report by American Cancer Society investigators calls high rates of smoking among specific subpopulations one of the most pressing challenges facing the tobacco control community.

Resistant cells among the separate replicates would contain the same labels - i.e. they would always come from the same parent cells that represent the preexisting resistant subpopulation

We used sequence variation in the mitochondrial COI gene to ask (i) whether cyamid population structures might reveal associations among right whale individuals and subpopulations, (ii) whether the divergences of the three nominally conspecific cyamid species on North Atlantic, North Pacific, and southern right whales (Euba.laena glac.ialis, Eubal.aena jap.onica, Euba.laena aust.ralis) might indicate their times of separation, and (iii) whether the shapes of cyamid gene trees might contain information about changes in the population sizes of right whales....