species

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Related to Biological species: phylogenetic species
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2003) (finding that reliance on the biological species concept was administrative error when there was consensus that the phylogenetic species concept was appropriate).
Essentialists maintain that certain properties of organisms are both necessary and sufficient for biological species membership, such that "all and only" those members have those properties (i.
The proposed theory allows great flexibility in time scales required for the evolution of the biological species.
Future climate change will increase drought and flood risks in many regions, decrease water resources in many semi-arid and arid areas, threaten the viability of many coastal settlements around the globe, cause widespread extinctions of biological species, decrease crop yields in most tropical regions, and increase the risk of hunger.
For instance, initiatives preserving any biological species can benefit the global ecosystem, and the prevention of even the smallest greenhouse gas emissions is good for the entire planet.
The introduction to this volume clearly outlines the author's concepts of the taxonomic categories used, and includes a clear statement that be follows the Comprehensive Biological Species Concept (Johnson et al.
Washington, July 11 ( ANI ): Bob Marley, the late popular Jamaican singer and guitarist, now has a biological species that has been named after him.
In chapters 8-10 Oderberg develops a metaphysically informed natural science about the essence of life, biological species and the human person.
The BrightStar(TM) Alexandrite laser emits a longer pulse, which provides a more stable non destructive light source which does not break chemical bonds as it finger prints a chemical or biological species.
11:00 THE UTILITY OF EXTENSIONAL COMPLEXITY MODELING FOR THE BIOLOGICAL SPECIES AS A NATURAL KIND
These virologists took the view that the only legitimate species concept was that of biological species, defined on the basis of gene pools and reproductive isolation.