Evolution Is :: Science Biology Essays

maturation IsHas the narrative of Mayr and his fellow naturaliststhose evolutionists who include natural weft in their explanations and who comprise a strong majority of evolutionist voices today like a shot entered a sort of evolutionary stasis? Not yet.For example, consider Mayrs central theory of speciation as it applies to a creative species such as humans. There are pagan and creative aspects of our so-called higher level species that have the potential to perturb whether and how invigorated species taxa might evolve from homo sapiens mobility and its effect on isolation, engineering applied to environmental and physiological conditions, artificial constraints on reproduction, social cultures, and our creative abilities. Whether our species is collapse equipped to survive or more likely to accelerate towards experimental extinction may, in part, be determined by these factors and their interactions. ontogeny is. Therefore, we are. The human species is an infinitesimally i mprob competent out-come of countless, unrepeatable iterations of a process that itself is a fluke. To paraphrase the late naturalist Stephen J. Gould, vacate the tape, have one player move a few feet to the left for estimable measure, do a retake, do a trillion trillion retakes, and slide fastener akin to homo sapiens is likely to emerge. Evolution is not intuitive, nor would any lucid gambler bet on its odds. There are no proofs, no conclusions based upon experimentation and testing. What we know about evolution derives from historical narrativethe evolutionary biologists reconstruction of what might have happened. Their scenario has also evolved through iterations of accumulating, adapting, and eliminating ideas according to virgin findings, new observations, and new knowledge. In the process, the narratives woof and warp have tightened. Gaps narrowed to the range that, in What Evolution Is, biologist Ernst Mayr could proclaim, Evolution is not merely an idea, a theory, or a concept, but is the name of a process in nature, the natural event of which can be documented by mountains of evidence that nobody has been able to refute...It is now actually misleading to refer to evolution as a theory, considering the wide evidence that has been discovered over the last 140 years documenting its existence. Evolution is no longer a theory, it is simply a fact Mayr 275. Central to this unreserved fact is the concept of speciation, which was developed in the 1930s by Dobzhansky and Mayr. agree to them, allopatric speciation is contingent upon the spatial and temporal integrity of a population, a species taxon.Evolution Is Science Biology EssaysEvolution IsHas the narrative of Mayr and his fellow naturaliststhose evolutionists who include natural selection in their explanations and who comprise a strong majority of evolutionist voices todaynow entered a sort of evolutionary stasis? Not yet.For example, consider Mayrs central theory of speciation as it applie s to a creative species such as humans. There are cultural and creative aspects of our so-called higher level species that have the potential to perturb whether and how new species taxa might evolve from homo sapiens mobility and its effect on isolation, technology applied to environmental and physiological conditions, artificial constraints on reproduction, social cultures, and our creative abilities. Whether our species is better equipped to survive or more likely to accelerate towards extinction may, in part, be determined by these factors and their interactions. Evolution is. Therefore, we are. The human species is an infinitesimally improbable out-come of countless, unrepeatable iterations of a process that itself is a fluke. To paraphrase the late naturalist Stephen J. Gould, erase the tape, have one player move a few feet to the left for good measure, do a retake, do a trillion trillion retakes, and nothing akin to homo sapiens is likely to emerge. Evolution is not intuitive, nor would any sane gambler bet on its odds. There are no proofs, no conclusions based upon experimentation and testing. What we know about evolution derives from historical narrativethe evolutionary biologists reconstruction of what might have happened. Their scenario has also evolved through iterations of accumulating, adapting, and eliminating ideas according to new findings, new observations, and new knowledge. In the process, the narratives woof and warp have tightened. Gaps narrowed to the point that, in What Evolution Is, biologist Ernst Mayr could proclaim, Evolution is not merely an idea, a theory, or a concept, but is the name of a process in nature, the occurrence of which can be documented by mountains of evidence that nobody has been able to refute...It is now actually misleading to refer to evolution as a theory, considering the massive evidence that has been discovered over the last 140 years documenting its existence. Evolution is no longer a theory, it is simply a f act Mayr 275. Central to this simple fact is the concept of speciation, which was developed in the 1930s by Dobzhansky and Mayr. According to them, allopatric speciation is contingent upon the spatial and temporal integrity of a population, a species taxon.