Sentences with phrase «phylogenetic pattern»

The 150,000 - year window is based on mitochondrial genome data, and since nuclear data show a different phylogenetic pattern and confirm a sister relationships between the two species, it is no surprise that an estimated split between these two species appear to be older.

«We found that the evolutionary tree of the bacteria reflects the phylogenetic patterns seen in the lice,» said Boyd.

His research team studied the morphological, ecological, population genetic, and phylogenetic patterns of these fish.

Not exact matches

Stankowich et al. used natural history data, including range overlap with potential predators, body size, and activity patterns, in conjunction with comparative phylogenetic analyses on 181 species of mammals to identify patterns of predation risk that could have contributed to the evolution of these two defensive strategies.

Computational genomics includes: bio-sequence analysis, gene expression data analysis, phylogenetic analysis, and more specifically pattern recognition and analysis problems such as gene finding, motif finding, gene function prediction, fusion of sequence and expression information, and evolutionary models.

Each circle represents a phylogenetic node whose branching pattern suggests rapid expansion.

Previously, more species in the tropics led to the assumption that temperate, migratory species are derived from tropical, nonmigratory ancestors; however, the results of our phylogenetic study suggest that the opposite pattern happened often in this group.»

The lack of any species - specific patterns suggests that accessory cusps in hominoids are developmentally homoplastic and that they may not be useful for identifying phylogenetic homology.

The researchers then produced a phylogenetic tree and analyzed «conflicts» in it; formation of new baleen species, they conclude, occurred not via classical Darwinian patterns but instead by a more gradual process.

Biogeographic patterns of aerobic anoxygenic phototrophic bacteria reveal an ecological consistency of phylogenetic clades in different oceanic biomes — Anne - Catherine Lehours — Scientific Report

We infer two key properties for each gene related to patterns of homology: first, the age of each gene based on the phylogenetic stratum in which each gene can be inferred to have originated; and second, the number of paralogous copies of each gene in the Nasonia genome.

Colour pattern evolution in butterflies: a phylogenetic analysis of structural ultraviolet and melanic markings in North American sulphurs.

Besides this, we resequenced 11.74 kb of the SLC24A5 gene in a global sample set, to assess the world - wide diversity, selection patterns and study the phylogenetic relationships between the populations.

Topics include neutral theory of molecular evolution, rates and patterns of change in nucleotide sequences and proteins, molecular phylogenetics, and genome evolution.

Our project seeks to uncover the as - of - yet unresolved phylogenetic relationship of bark and ambrosia beetle - associated fungi, and use this framework to address questions that link patterns of fungal genome evolution with large - scale beetle ecology.

Phylogenetic analysis and expression profiling of the pattern recognition receptors: Insights into molecular recognition of invading pathogens in Manduca sexta