Sentences with phrase «ecotype of»

«In an example of convergent evolution, one ecotype of the weed barnyardgrass (Eichochloa crus - galli var oryzicola L.) appears indistinguishable from domesticated rice (Oryza sativa L.),» said Professor Freckleton.

The team studied the genetic structure of 9 ecotypes of the red crossbill.

Evolutionary divergence in replicate pairs of ecotypes of Lake Victoria cichlid fish.

Not exact matches

Although wild M. sieversii grows east of Tian Shan Mountain, in the Xinjiang region of China, the ecotype there was never cultivated, and did not contribute to the eastern domesticated hybrid.

«This may be the first example of human behaviour generating a new ecotype or lineage of an animal,» says Joe Tobias of the Edward Grey Institute at the Department of Zoology at the University of Oxford in the UK.

One variety, or ecotype, feeds on the thin, needle - like leaves of a shrub called Adenastoma and features a distinct white stripe on its back that serves as camouflage.

«We took individuals from a mixed population of the striped versus the no - striped ecotype, and we transplanted them back into nature onto the two host plants in five different sets,» Egan said.

For example, the team found that many of the genetic differences were related to the biochemical function of metal ion binding, and metals are known to influence differences in pigmentation and mandible shape between the two T. cristinae ecotypes.

Dozens of those shifts coincided with the DNA differences between the ecotypes, signaling that those differences were due to selection, not chance.

Nosil and his colleagues sequenced the genomes of dozens of individuals of each ecotype from multiple hillsides to assess the genetic differences that arose to make them specialized for their particular host plant.

For instance, one theory predicts that bacterial populations are genetically diverse because they adapt to their surrounding conditions on a very small - scale, local level, leading to the establishment of distinct subpopulations, called ecotypes.

They found that neither models of neutral drift, nor the concept of micro-niches of different ecotypes fit the data.

Transformation of Arabidopsis (ecotype Col - 0) and Nicotiana tabacum (Petit Havana SR - 1) was accomplished with Agrobacterium - mediated methods.

Through a process of precise hybridization, made possible with modern genome editing and reproductive technologies, we can produce a new hybrid generation of the passenger pigeon ecotype that carries a small but important genetic legacy of its extinct forebears.

An ecotype is a genetically distinct population of a species inhabiting a specific geographic range, which exhibits a uniquely adapted ecology.

To confirm, evaluate, and quantify the extent of such exponential behavior in individual plant roots, we analyzed root epidermal (trichoblast, to be able to recognize root hair) and cortex cell files of wild ‐ type Col ‐ 0 ecotype, from day 1 to 10 postgermination (Materials and Methods, Dataset EV1).

An ecotype is a genetically distinct population of a species inhabiting a specific geographic range, which exhibits a uniquely adapted ecology.