Sentences with phrase «different ecological roles»

Queen and worker ants develop from the same sets of genes, but perform completely different ecological roles.

Not exact matches

Although different species came and went, the same ecological roles were filled over the 1.5 million year span of the Dinosaur Park Formation.

Whether the newcomer will fill the dorado's ecological role or prey on different fish and thus skew species assemblages is unclear, says Carlos Cañas, a river ecologist at the Wildlife Conservation Society here, who plans to monitor the migration of large catfish in the watershed.

Like Charles Darwin's famous finches, which evolved a wide range of beak shapes and sizes to exploit the different foods available in the Galápagos Islands, these cichlids represent a textbook example of what biologists term an adaptive radiation — the phenomenon whereby one lineage spawns numerous species that evolve specializations to an array of ecological roles.

Moreover, the scientists showed that calcium signaling can be studied directly in intact plants in different physiological and ecological contexts, which helps to better understand its role as a secondary messenger in plants.

That unique ecological role for the wasps» venom could explain why these animals rely so heavily on a different mechanism for gene evolution than other venomous species.

This result agrees with the different habitats and ecological roles of each strain, being F113 a rhizospheric bacterium with biocontrol activities (32), similar to UM270; while UK4 is a biofilm former with no attributed plant - associated activity (15).

This study aims to use ecological genomics and next - gen DNA sequencing tools to provide the baseline knowledge on the bio-geographic distribution of chromerids and apicomplexans on the Great Barrier Reef (GBR), their association with different coral hosts, and their role in coral health and disease.

Describing new species and their ecological roles, quantifying carbon and energy fluxes in the ecosystem, documenting the annual cycle of ecological processes, identifying hotspots of biological production, and contrasting the ecology of the different arctic seas are the objectives shared by several international and multidisciplinary research efforts that contributed to the Canadian IPY program.