Sentence examples for upon speciation from inspiring English sources

These patterns and processes follow upon speciation events.

Here we suggest a possible evolutionary mechanism enabling fixation of toxin gene duplicates upon speciation.

Moreover, we observed the appearance of a second nucleolar form (Nucleostemin) upon speciation of the deuterostomes.

Given their homogeneous systematic and geographic distribution, it seems therefore that morphological stasis upon speciation represents an evolutionary constant, independent of phylogenetic relation or ecological circumstances.

Is morphological stasis upon speciation more often found in environmental extremes, such as the tropics, the artic or the deep sea?

Therefore, the association of duplication with speciation could be due to a rise in the duplication fixation rate upon speciation, caused by a decrease in the effective population size.

The design of effective and affordable control strategies depends upon the speciation of mercury from the high temperature region of the boiler to the lower temperature environment of the stack.

Where Simpson relied upon a synergistic interaction between genetic drift and a shift in the adaptive fitness landscape, Eldredge and Gould relied upon ordinary speciation, particularly Ernst Mayr's concept of allopatric speciation.

We varied only the θ prior because, contrary to the τ 0 prior, this has been shown to have a strong impact upon the speciation probabilities [ 17, 18].

Reaction initiation triggered, potentiometrically, the addition of titrant solutions, which have concentrations calculated based upon the speciation computations using mass balance and electroneutrality expression together with the extended Debye Hückel equation.

Mercury's fate and toxicity depends upon its chemical speciation.