News tagged with ecosystems

Related topics: climate change · coral reefs · species · biodiversity · plos one

Evolution not just mutation drives development of cancer

A paper published today in the Proceedings of the National Academy of Sciences argues against the commonly held "accumulation of mutations" model of oncogenesis in favor of a model that depends on evolutionary pressures acting ...

Jul 21, 2015
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Herding cancer cells to their death

An advanced tumor is a complex ecosystem. Though derived from a single cell, it evolves as it grows until it contains several subspecies of cells that vary dramatically in their genetic traits and behaviors. This cellular ...

Jun 20, 2013
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An ecosystem is a natural unit consisting of all plants, animals and micro-organisms (biotic factors) in an area functioning together with all of the physical (abiotic) factors of the environment. An ecosystem is a unit of interdependent organisms which share the same habitat. Ecosystems usually form a number of food webs which show the interdependence of the organisms within the ecosystem.

This text uses material from Wikipedia, licensed under CC BY-SA

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